1227681840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2143}}^1$

素因数の和:2208

約数の個数: 320

約数和(自身を含む): 4900257792

約数和(自身を除く): 3672575952

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 31, 33, 35, 40, 42, 44, 48, 55, 56, 60, 62, 66, 70, 77, 80, 84, 88, 93, 105, 110, 112, 120, 124, 132, 140, 154, 155, 165, 168, 176, 186, 210, 217, 220, 231, 240, 248, 264, 280, 308, 310, 330, 336, 341, 372, 385, 420, 434, 440, 462, 465, 496, 528, 560, 616, 620, 651, 660, 682, 744, 770, 840, 868, 880, 924, 930, 1023, 1085, 1155, 1232, 1240, 1302, 1320, 1364, 1488, 1540, 1680, 1705, 1736, 1848, 1860, 2046, 2143, 2170, 2310, 2387, 2480, 2604, 2640, 2728, 3080, 3255, 3410, 3472, 3696, 3720, 4092, 4286, 4340, 4620, 4774, 5115, 5208, 5456, 6160, 6429, 6510, 6820, 7161, 7440, 8184, 8572, 8680, 9240, 9548, 10230, 10416, 10715, 11935, 12858, 13020, 13640, 14322, 15001, 16368, 17144, 17360, 18480, 19096, 20460, 21430, 23573, 23870, 25716, 26040, 27280, 28644, 30002, 32145, 34288, 35805, 38192, 40920, 42860, 45003, 47146, 47740, 51432, 52080, 57288, 60004, 64290, 66433, 70719, 71610, 75005, 81840, 85720, 90006, 94292, 95480, 102864, 114576, 117865, 120008, 128580, 132866, 141438, 143220, 150010, 165011, 171440, 180012, 188584, 190960, 199299, 225015, 235730, 240016, 257160, 265732, 282876, 286440, 300020, 330022, 332165, 353595, 360024, 377168, 398598, 450030, 465031, 471460, 495033, 514320, 531464, 565752, 572880, 600040, 660044, 664330, 707190, 720048, 730763, 797196, 825055, 900060, 930062, 942920, 990066, 996495, 1062928, 1131504, 1200080, 1320088, 1328660, 1395093, 1414380, 1461526, 1594392, 1650110, 1800120, 1860124, 1885840, 1980132, 1992990, 2192289, 2325155, 2475165, 2640176, 2657320, 2790186, 2828760, 2923052, 3188784, 3300220, 3600240, 3653815, 3720248, 3960264, 3985980, 4384578, 4650310, 4950330, 5115341, 5314640, 5580372, 5657520, 5846104, 6600440, 6975465, 7307630, 7440496, 7920528, 7971960, 8769156, 9300620, 9900660, 10230682, 10961445, 11160744, 11692208, 13200880, 13950930, 14615260, 15346023, 15943920, 17538312, 18601240, 19801320, 20461364, 21922890, 22321488, 25576705, 27901860, 29230520, 30692046, 35076624, 37202480, 39602640, 40922728, 43845780, 51153410, 55803720, 58461040, 61384092, 76730115, 81845456, 87691560, 102306820, 111607440, 122768184, 153460230, 175383120, 204613640, 245536368, 306920460, 409227280, 613840920, 1227681840]

約数ペア:

[(1, 1227681840), (2, 613840920), (3, 409227280), (4, 306920460), (5, 245536368), (6, 204613640), (7, 175383120), (8, 153460230), (10, 122768184), (11, 111607440), (12, 102306820), (14, 87691560), (15, 81845456), (16, 76730115), (20, 61384092), (21, 58461040), (22, 55803720), (24, 51153410), (28, 43845780), (30, 40922728), (31, 39602640), (33, 37202480), (35, 35076624), (40, 30692046), (42, 29230520), (44, 27901860), (48, 25576705), (55, 22321488), (56, 21922890), (60, 20461364), (62, 19801320), (66, 18601240), (70, 17538312), (77, 15943920), (80, 15346023), (84, 14615260), (88, 13950930), (93, 13200880), (105, 11692208), (110, 11160744), (112, 10961445), (120, 10230682), (124, 9900660), (132, 9300620), (140, 8769156), (154, 7971960), (155, 7920528), (165, 7440496), (168, 7307630), (176, 6975465), (186, 6600440), (210, 5846104), (217, 5657520), (220, 5580372), (231, 5314640), (240, 5115341), (248, 4950330), (264, 4650310), (280, 4384578), (308, 3985980), (310, 3960264), (330, 3720248), (336, 3653815), (341, 3600240), (372, 3300220), (385, 3188784), (420, 2923052), (434, 2828760), (440, 2790186), (462, 2657320), (465, 2640176), (496, 2475165), (528, 2325155), (560, 2192289), (616, 1992990), (620, 1980132), (651, 1885840), (660, 1860124), (682, 1800120), (744, 1650110), (770, 1594392), (840, 1461526), (868, 1414380), (880, 1395093), (924, 1328660), (930, 1320088), (1023, 1200080), (1085, 1131504), (1155, 1062928), (1232, 996495), (1240, 990066), (1302, 942920), (1320, 930062), (1364, 900060), (1488, 825055), (1540, 797196), (1680, 730763), (1705, 720048), (1736, 707190), (1848, 664330), (1860, 660044), (2046, 600040), (2143, 572880), (2170, 565752), (2310, 531464), (2387, 514320), (2480, 495033), (2604, 471460), (2640, 465031), (2728, 450030), (3080, 398598), (3255, 377168), (3410, 360024), (3472, 353595), (3696, 332165), (3720, 330022), (4092, 300020), (4286, 286440), (4340, 282876), (4620, 265732), (4774, 257160), (5115, 240016), (5208, 235730), (5456, 225015), (6160, 199299), (6429, 190960), (6510, 188584), (6820, 180012), (7161, 171440), (7440, 165011), (8184, 150010), (8572, 143220), (8680, 141438), (9240, 132866), (9548, 128580), (10230, 120008), (10416, 117865), (10715, 114576), (11935, 102864), (12858, 95480), (13020, 94292), (13640, 90006), (14322, 85720), (15001, 81840), (16368, 75005), (17144, 71610), (17360, 70719), (18480, 66433), (19096, 64290), (20460, 60004), (21430, 57288), (23573, 52080), (23870, 51432), (25716, 47740), (26040, 47146), (27280, 45003), (28644, 42860), (30002, 40920), (32145, 38192), (34288, 35805)]