154735880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:415

約数の個数: 128

約数和(自身を含む): 401587200

約数和(自身を除く): 246851320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 31, 40, 52, 58, 62, 65, 104, 116, 124, 130, 145, 155, 232, 248, 260, 290, 310, 331, 377, 403, 520, 580, 620, 662, 754, 806, 899, 1160, 1240, 1324, 1508, 1612, 1655, 1798, 1885, 2015, 2648, 3016, 3224, 3310, 3596, 3770, 4030, 4303, 4495, 6620, 7192, 7540, 8060, 8606, 8990, 9599, 10261, 11687, 13240, 15080, 16120, 17212, 17980, 19198, 20522, 21515, 23374, 34424, 35960, 38396, 41044, 43030, 46748, 47995, 51305, 58435, 76792, 82088, 86060, 93496, 95990, 102610, 116870, 124787, 133393, 172120, 191980, 205220, 233740, 249574, 266786, 297569, 383960, 410440, 467480, 499148, 533572, 595138, 623935, 666965, 998296, 1067144, 1190276, 1247870, 1333930, 1487845, 2380552, 2495740, 2667860, 2975690, 3868397, 4991480, 5335720, 5951380, 7736794, 11902760, 15473588, 19341985, 30947176, 38683970, 77367940, 154735880]

約数ペア:

[(1, 154735880), (2, 77367940), (4, 38683970), (5, 30947176), (8, 19341985), (10, 15473588), (13, 11902760), (20, 7736794), (26, 5951380), (29, 5335720), (31, 4991480), (40, 3868397), (52, 2975690), (58, 2667860), (62, 2495740), (65, 2380552), (104, 1487845), (116, 1333930), (124, 1247870), (130, 1190276), (145, 1067144), (155, 998296), (232, 666965), (248, 623935), (260, 595138), (290, 533572), (310, 499148), (331, 467480), (377, 410440), (403, 383960), (520, 297569), (580, 266786), (620, 249574), (662, 233740), (754, 205220), (806, 191980), (899, 172120), (1160, 133393), (1240, 124787), (1324, 116870), (1508, 102610), (1612, 95990), (1655, 93496), (1798, 86060), (1885, 82088), (2015, 76792), (2648, 58435), (3016, 51305), (3224, 47995), (3310, 46748), (3596, 43030), (3770, 41044), (4030, 38396), (4303, 35960), (4495, 34424), (6620, 23374), (7192, 21515), (7540, 20522), (8060, 19198), (8606, 17980), (8990, 17212), (9599, 16120), (10261, 15080), (11687, 13240)]