1240456620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{1723}}^1$

素因数の和:1832

約数の個数: 144

約数和(自身を含む): 3816191232

約数和(自身を除く): 2575734612

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 71, 78, 130, 142, 156, 169, 195, 213, 260, 284, 338, 355, 390, 426, 507, 676, 710, 780, 845, 852, 923, 1014, 1065, 1420, 1690, 1723, 1846, 2028, 2130, 2535, 2769, 3380, 3446, 3692, 4260, 4615, 5070, 5169, 5538, 6892, 8615, 9230, 10140, 10338, 11076, 11999, 13845, 17230, 18460, 20676, 22399, 23998, 25845, 27690, 34460, 35997, 44798, 47996, 51690, 55380, 59995, 67197, 71994, 89596, 103380, 111995, 119990, 122333, 134394, 143988, 179985, 223990, 239980, 244666, 268788, 291187, 335985, 359970, 366999, 447980, 489332, 582374, 611665, 671970, 719940, 733998, 873561, 1164748, 1223330, 1343940, 1455935, 1467996, 1590329, 1747122, 1834995, 2446660, 2911870, 3180658, 3494244, 3669990, 4367805, 4770987, 5823740, 6361316, 7339980, 7951645, 8735610, 9541974, 15903290, 17471220, 19083948, 20674277, 23854935, 31806580, 41348554, 47709870, 62022831, 82697108, 95419740, 103371385, 124045662, 206742770, 248091324, 310114155, 413485540, 620228310, 1240456620]

約数ペア:

[(1, 1240456620), (2, 620228310), (3, 413485540), (4, 310114155), (5, 248091324), (6, 206742770), (10, 124045662), (12, 103371385), (13, 95419740), (15, 82697108), (20, 62022831), (26, 47709870), (30, 41348554), (39, 31806580), (52, 23854935), (60, 20674277), (65, 19083948), (71, 17471220), (78, 15903290), (130, 9541974), (142, 8735610), (156, 7951645), (169, 7339980), (195, 6361316), (213, 5823740), (260, 4770987), (284, 4367805), (338, 3669990), (355, 3494244), (390, 3180658), (426, 2911870), (507, 2446660), (676, 1834995), (710, 1747122), (780, 1590329), (845, 1467996), (852, 1455935), (923, 1343940), (1014, 1223330), (1065, 1164748), (1420, 873561), (1690, 733998), (1723, 719940), (1846, 671970), (2028, 611665), (2130, 582374), (2535, 489332), (2769, 447980), (3380, 366999), (3446, 359970), (3692, 335985), (4260, 291187), (4615, 268788), (5070, 244666), (5169, 239980), (5538, 223990), (6892, 179985), (8615, 143988), (9230, 134394), (10140, 122333), (10338, 119990), (11076, 111995), (11999, 103380), (13845, 89596), (17230, 71994), (18460, 67197), (20676, 59995), (22399, 55380), (23998, 51690), (25845, 47996), (27690, 44798), (34460, 35997)]