20007261120

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8731}}^1$

素因数の和:8800

約数の個数: 448

約数和(自身を含む): 81761697792

約数和(自身を除く): 61754436672

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 31, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 62, 64, 66, 70, 77, 80, 84, 88, 93, 96, 105, 110, 112, 120, 124, 132, 140, 154, 155, 160, 165, 168, 176, 186, 192, 210, 217, 220, 224, 231, 240, 248, 264, 280, 308, 310, 320, 330, 336, 341, 352, 372, 385, 420, 434, 440, 448, 462, 465, 480, 496, 528, 560, 616, 620, 651, 660, 672, 682, 704, 744, 770, 840, 868, 880, 924, 930, 960, 992, 1023, 1056, 1085, 1120, 1155, 1232, 1240, 1302, 1320, 1344, 1364, 1488, 1540, 1680, 1705, 1736, 1760, 1848, 1860, 1984, 2046, 2112, 2170, 2240, 2310, 2387, 2464, 2480, 2604, 2640, 2728, 2976, 3080, 3255, 3360, 3410, 3472, 3520, 3696, 3720, 4092, 4340, 4620, 4774, 4928, 4960, 5115, 5208, 5280, 5456, 5952, 6160, 6510, 6720, 6820, 6944, 7161, 7392, 7440, 8184, 8680, 8731, 9240, 9548, 9920, 10230, 10416, 10560, 10912, 11935, 12320, 13020, 13640, 13888, 14322, 14784, 14880, 16368, 17360, 17462, 18480, 19096, 20460, 20832, 21824, 23870, 24640, 26040, 26193, 27280, 28644, 29760, 32736, 34720, 34924, 35805, 36960, 38192, 40920, 41664, 43655, 47740, 52080, 52386, 54560, 57288, 61117, 65472, 69440, 69848, 71610, 73920, 76384, 81840, 87310, 95480, 96041, 104160, 104772, 109120, 114576, 122234, 130965, 139696, 143220, 152768, 163680, 174620, 183351, 190960, 192082, 208320, 209544, 229152, 244468, 261930, 270661, 279392, 286440, 288123, 305585, 327360, 349240, 366702, 381920, 384164, 419088, 458304, 480205, 488936, 523860, 541322, 558784, 572880, 576246, 611170, 672287, 698480, 733404, 763840, 768328, 811983, 838176, 916755, 960410, 977872, 1047720, 1082644, 1145760, 1152492, 1222340, 1344574, 1353305, 1396960, 1440615, 1466808, 1536656, 1623966, 1676352, 1833510, 1894627, 1920820, 1955744, 2016861, 2095440, 2165288, 2291520, 2304984, 2444680, 2689148, 2706610, 2793920, 2881230, 2933616, 2977271, 3073312, 3247932, 3361435, 3667020, 3789254, 3841640, 3911488, 4033722, 4059915, 4190880, 4330576, 4609968, 4889360, 5378296, 5413220, 5683881, 5762460, 5867232, 5954542, 6146624, 6495864, 6722870, 7334040, 7578508, 7683280, 8067444, 8119830, 8381760, 8661152, 8931813, 9219936, 9473135, 9778720, 10084305, 10756592, 10826440, 11367762, 11524920, 11734464, 11909084, 12991728, 13445740, 14668080, 14886355, 15157016, 15366560, 16134888, 16239660, 17322304, 17863626, 18439872, 18946270, 19557440, 20168610, 20840897, 21513184, 21652880, 22735524, 23049840, 23818168, 25983456, 26891480, 28419405, 29336160, 29772710, 30314032, 30733120, 32269776, 32479320, 35727252, 37892540, 40337220, 41681794, 43026368, 43305760, 44659065, 45471048, 46099680, 47636336, 51966912, 53782960, 56838810, 58672320, 59545420, 60628064, 62522691, 64539552, 64958640, 71454504, 75785080, 80674440, 83363588, 86611520, 89318130, 90942096, 92199360, 95272672, 104204485, 107565920, 113677620, 119090840, 121256128, 125045382, 129079104, 129917280, 142909008, 151570160, 161348880, 166727176, 178636260, 181884192, 190545344, 208408970, 215131840, 227355240, 238181680, 250090764, 259834560, 285818016, 303140320, 312613455, 322697760, 333454352, 357272520, 363768384, 416817940, 454710480, 476363360, 500181528, 571636032, 606280640, 625226910, 645395520, 666908704, 714545040, 833635880, 909420960, 952726720, 1000363056, 1250453820, 1333817408, 1429090080, 1667271760, 1818841920, 2000726112, 2500907640, 2858180160, 3334543520, 4001452224, 5001815280, 6669087040, 10003630560, 20007261120]

約数ペア:

[(1, 20007261120), (2, 10003630560), (3, 6669087040), (4, 5001815280), (5, 4001452224), (6, 3334543520), (7, 2858180160), (8, 2500907640), (10, 2000726112), (11, 1818841920), (12, 1667271760), (14, 1429090080), (15, 1333817408), (16, 1250453820), (20, 1000363056), (21, 952726720), (22, 909420960), (24, 833635880), (28, 714545040), (30, 666908704), (31, 645395520), (32, 625226910), (33, 606280640), (35, 571636032), (40, 500181528), (42, 476363360), (44, 454710480), (48, 416817940), (55, 363768384), (56, 357272520), (60, 333454352), (62, 322697760), (64, 312613455), (66, 303140320), (70, 285818016), (77, 259834560), (80, 250090764), (84, 238181680), (88, 227355240), (93, 215131840), (96, 208408970), (105, 190545344), (110, 181884192), (112, 178636260), (120, 166727176), (124, 161348880), (132, 151570160), (140, 142909008), (154, 129917280), (155, 129079104), (160, 125045382), (165, 121256128), (168, 119090840), (176, 113677620), (186, 107565920), (192, 104204485), (210, 95272672), (217, 92199360), (220, 90942096), (224, 89318130), (231, 86611520), (240, 83363588), (248, 80674440), (264, 75785080), (280, 71454504), (308, 64958640), (310, 64539552), (320, 62522691), (330, 60628064), (336, 59545420), (341, 58672320), (352, 56838810), (372, 53782960), (385, 51966912), (420, 47636336), (434, 46099680), (440, 45471048), (448, 44659065), (462, 43305760), (465, 43026368), (480, 41681794), (496, 40337220), (528, 37892540), (560, 35727252), (616, 32479320), (620, 32269776), (651, 30733120), (660, 30314032), (672, 29772710), (682, 29336160), (704, 28419405), (744, 26891480), (770, 25983456), (840, 23818168), (868, 23049840), (880, 22735524), (924, 21652880), (930, 21513184), (960, 20840897), (992, 20168610), (1023, 19557440), (1056, 18946270), (1085, 18439872), (1120, 17863626), (1155, 17322304), (1232, 16239660), (1240, 16134888), (1302, 15366560), (1320, 15157016), (1344, 14886355), (1364, 14668080), (1488, 13445740), (1540, 12991728), (1680, 11909084), (1705, 11734464), (1736, 11524920), (1760, 11367762), (1848, 10826440), (1860, 10756592), (1984, 10084305), (2046, 9778720), (2112, 9473135), (2170, 9219936), (2240, 8931813), (2310, 8661152), (2387, 8381760), (2464, 8119830), (2480, 8067444), (2604, 7683280), (2640, 7578508), (2728, 7334040), (2976, 6722870), (3080, 6495864), (3255, 6146624), (3360, 5954542), (3410, 5867232), (3472, 5762460), (3520, 5683881), (3696, 5413220), (3720, 5378296), (4092, 4889360), (4340, 4609968), (4620, 4330576), (4774, 4190880), (4928, 4059915), (4960, 4033722), (5115, 3911488), (5208, 3841640), (5280, 3789254), (5456, 3667020), (5952, 3361435), (6160, 3247932), (6510, 3073312), (6720, 2977271), (6820, 2933616), (6944, 2881230), (7161, 2793920), (7392, 2706610), (7440, 2689148), (8184, 2444680), (8680, 2304984), (8731, 2291520), (9240, 2165288), (9548, 2095440), (9920, 2016861), (10230, 1955744), (10416, 1920820), (10560, 1894627), (10912, 1833510), (11935, 1676352), (12320, 1623966), (13020, 1536656), (13640, 1466808), (13888, 1440615), (14322, 1396960), (14784, 1353305), (14880, 1344574), (16368, 1222340), (17360, 1152492), (17462, 1145760), (18480, 1082644), (19096, 1047720), (20460, 977872), (20832, 960410), (21824, 916755), (23870, 838176), (24640, 811983), (26040, 768328), (26193, 763840), (27280, 733404), (28644, 698480), (29760, 672287), (32736, 611170), (34720, 576246), (34924, 572880), (35805, 558784), (36960, 541322), (38192, 523860), (40920, 488936), (41664, 480205), (43655, 458304), (47740, 419088), (52080, 384164), (52386, 381920), (54560, 366702), (57288, 349240), (61117, 327360), (65472, 305585), (69440, 288123), (69848, 286440), (71610, 279392), (73920, 270661), (76384, 261930), (81840, 244468), (87310, 229152), (95480, 209544), (96041, 208320), (104160, 192082), (104772, 190960), (109120, 183351), (114576, 174620), (122234, 163680), (130965, 152768), (139696, 143220)]