620238080

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:106

約数の個数: 432

約数和(自身を含む): 2013258240

約数和(自身を除く): 1393020160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 31, 32, 35, 40, 44, 49, 55, 56, 58, 62, 64, 70, 77, 80, 88, 98, 110, 112, 116, 124, 128, 140, 145, 154, 155, 160, 176, 196, 203, 217, 220, 224, 232, 245, 248, 256, 280, 290, 308, 310, 319, 320, 341, 352, 385, 392, 406, 434, 440, 448, 464, 490, 496, 539, 560, 580, 616, 620, 638, 640, 682, 704, 770, 784, 812, 868, 880, 896, 899, 928, 980, 992, 1015, 1078, 1085, 1120, 1160, 1232, 1240, 1276, 1280, 1364, 1408, 1421, 1519, 1540, 1568, 1595, 1624, 1705, 1736, 1760, 1792, 1798, 1856, 1960, 1984, 2030, 2156, 2170, 2233, 2240, 2320, 2387, 2464, 2480, 2552, 2695, 2728, 2816, 2842, 3038, 3080, 3136, 3190, 3248, 3410, 3472, 3520, 3596, 3712, 3920, 3968, 4060, 4312, 4340, 4466, 4480, 4495, 4640, 4774, 4928, 4960, 5104, 5390, 5456, 5684, 6076, 6160, 6272, 6293, 6380, 6496, 6820, 6944, 7040, 7105, 7192, 7424, 7595, 7840, 7936, 8120, 8624, 8680, 8932, 8960, 8990, 9280, 9548, 9856, 9889, 9920, 10208, 10780, 10912, 11165, 11368, 11935, 12152, 12320, 12544, 12586, 12760, 12992, 13640, 13888, 14080, 14210, 14384, 15190, 15631, 15680, 16240, 16709, 17248, 17360, 17864, 17980, 18560, 19096, 19712, 19778, 19840, 20416, 21560, 21824, 22330, 22736, 23870, 24304, 24640, 25172, 25520, 25984, 27280, 27776, 28420, 28768, 30380, 31262, 31360, 31465, 32480, 33418, 34496, 34720, 35728, 35960, 37120, 38192, 39556, 39680, 40832, 43120, 43648, 44051, 44660, 45472, 47740, 48608, 49280, 49445, 50344, 51040, 51968, 54560, 55552, 56840, 57536, 60760, 62524, 62720, 62930, 64960, 66836, 68992, 69223, 69440, 71456, 71920, 76384, 78155, 79112, 81664, 83545, 86240, 87296, 88102, 89320, 90944, 95480, 97216, 98560, 98890, 100688, 102080, 109120, 113680, 115072, 121520, 125048, 125860, 129920, 133672, 137984, 138446, 138880, 142912, 143840, 152768, 156310, 158224, 167090, 172480, 176204, 178640, 181888, 190960, 194432, 197780, 201376, 204160, 218240, 220255, 227360, 230144, 243040, 250096, 251720, 259840, 267344, 276892, 277760, 285824, 287680, 305536, 312620, 316448, 334180, 344960, 346115, 352408, 357280, 363776, 381920, 388864, 395560, 402752, 408320, 436480, 440510, 454720, 484561, 486080, 500192, 503440, 534688, 553784, 571648, 575360, 611072, 625240, 632896, 668360, 689920, 692230, 704816, 714560, 763840, 791120, 805504, 881020, 909440, 969122, 972160, 1000384, 1006880, 1069376, 1107568, 1150720, 1250480, 1265792, 1336720, 1384460, 1409632, 1429120, 1527680, 1582240, 1611008, 1762040, 1818880, 1938244, 1944320, 2000768, 2013760, 2138752, 2215136, 2422805, 2500960, 2531584, 2673440, 2768920, 2819264, 2858240, 3055360, 3164480, 3524080, 3876488, 4001536, 4027520, 4277504, 4430272, 4845610, 5001920, 5346880, 5537840, 5638528, 6328960, 7048160, 7752976, 8055040, 8860544, 9691220, 10003840, 10693760, 11075680, 11277056, 12657920, 14096320, 15505952, 17721088, 19382440, 20007680, 21387520, 22151360, 28192640, 31011904, 38764880, 44302720, 56385280, 62023808, 77529760, 88605440, 124047616, 155059520, 310119040, 620238080]

約数ペア:

[(1, 620238080), (2, 310119040), (4, 155059520), (5, 124047616), (7, 88605440), (8, 77529760), (10, 62023808), (11, 56385280), (14, 44302720), (16, 38764880), (20, 31011904), (22, 28192640), (28, 22151360), (29, 21387520), (31, 20007680), (32, 19382440), (35, 17721088), (40, 15505952), (44, 14096320), (49, 12657920), (55, 11277056), (56, 11075680), (58, 10693760), (62, 10003840), (64, 9691220), (70, 8860544), (77, 8055040), (80, 7752976), (88, 7048160), (98, 6328960), (110, 5638528), (112, 5537840), (116, 5346880), (124, 5001920), (128, 4845610), (140, 4430272), (145, 4277504), (154, 4027520), (155, 4001536), (160, 3876488), (176, 3524080), (196, 3164480), (203, 3055360), (217, 2858240), (220, 2819264), (224, 2768920), (232, 2673440), (245, 2531584), (248, 2500960), (256, 2422805), (280, 2215136), (290, 2138752), (308, 2013760), (310, 2000768), (319, 1944320), (320, 1938244), (341, 1818880), (352, 1762040), (385, 1611008), (392, 1582240), (406, 1527680), (434, 1429120), (440, 1409632), (448, 1384460), (464, 1336720), (490, 1265792), (496, 1250480), (539, 1150720), (560, 1107568), (580, 1069376), (616, 1006880), (620, 1000384), (638, 972160), (640, 969122), (682, 909440), (704, 881020), (770, 805504), (784, 791120), (812, 763840), (868, 714560), (880, 704816), (896, 692230), (899, 689920), (928, 668360), (980, 632896), (992, 625240), (1015, 611072), (1078, 575360), (1085, 571648), (1120, 553784), (1160, 534688), (1232, 503440), (1240, 500192), (1276, 486080), (1280, 484561), (1364, 454720), (1408, 440510), (1421, 436480), (1519, 408320), (1540, 402752), (1568, 395560), (1595, 388864), (1624, 381920), (1705, 363776), (1736, 357280), (1760, 352408), (1792, 346115), (1798, 344960), (1856, 334180), (1960, 316448), (1984, 312620), (2030, 305536), (2156, 287680), (2170, 285824), (2233, 277760), (2240, 276892), (2320, 267344), (2387, 259840), (2464, 251720), (2480, 250096), (2552, 243040), (2695, 230144), (2728, 227360), (2816, 220255), (2842, 218240), (3038, 204160), (3080, 201376), (3136, 197780), (3190, 194432), (3248, 190960), (3410, 181888), (3472, 178640), (3520, 176204), (3596, 172480), (3712, 167090), (3920, 158224), (3968, 156310), (4060, 152768), (4312, 143840), (4340, 142912), (4466, 138880), (4480, 138446), (4495, 137984), (4640, 133672), (4774, 129920), (4928, 125860), (4960, 125048), (5104, 121520), (5390, 115072), (5456, 113680), (5684, 109120), (6076, 102080), (6160, 100688), (6272, 98890), (6293, 98560), (6380, 97216), (6496, 95480), (6820, 90944), (6944, 89320), (7040, 88102), (7105, 87296), (7192, 86240), (7424, 83545), (7595, 81664), (7840, 79112), (7936, 78155), (8120, 76384), (8624, 71920), (8680, 71456), (8932, 69440), (8960, 69223), (8990, 68992), (9280, 66836), (9548, 64960), (9856, 62930), (9889, 62720), (9920, 62524), (10208, 60760), (10780, 57536), (10912, 56840), (11165, 55552), (11368, 54560), (11935, 51968), (12152, 51040), (12320, 50344), (12544, 49445), (12586, 49280), (12760, 48608), (12992, 47740), (13640, 45472), (13888, 44660), (14080, 44051), (14210, 43648), (14384, 43120), (15190, 40832), (15631, 39680), (15680, 39556), (16240, 38192), (16709, 37120), (17248, 35960), (17360, 35728), (17864, 34720), (17980, 34496), (18560, 33418), (19096, 32480), (19712, 31465), (19778, 31360), (19840, 31262), (20416, 30380), (21560, 28768), (21824, 28420), (22330, 27776), (22736, 27280), (23870, 25984), (24304, 25520), (24640, 25172)]