331367920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{10987}}^1$

素因数の和:11042

約数の個数: 80

約数和(自身を含む): 858382560

約数和(自身を除く): 527014640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 208, 232, 260, 290, 377, 464, 520, 580, 754, 1040, 1160, 1508, 1885, 2320, 3016, 3770, 6032, 7540, 10987, 15080, 21974, 30160, 43948, 54935, 87896, 109870, 142831, 175792, 219740, 285662, 318623, 439480, 571324, 637246, 714155, 878960, 1142648, 1274492, 1428310, 1593115, 2285296, 2548984, 2856620, 3186230, 4142099, 5097968, 5713240, 6372460, 8284198, 11426480, 12744920, 16568396, 20710495, 25489840, 33136792, 41420990, 66273584, 82841980, 165683960, 331367920]

約数ペア:

[(1, 331367920), (2, 165683960), (4, 82841980), (5, 66273584), (8, 41420990), (10, 33136792), (13, 25489840), (16, 20710495), (20, 16568396), (26, 12744920), (29, 11426480), (40, 8284198), (52, 6372460), (58, 5713240), (65, 5097968), (80, 4142099), (104, 3186230), (116, 2856620), (130, 2548984), (145, 2285296), (208, 1593115), (232, 1428310), (260, 1274492), (290, 1142648), (377, 878960), (464, 714155), (520, 637246), (580, 571324), (754, 439480), (1040, 318623), (1160, 285662), (1508, 219740), (1885, 175792), (2320, 142831), (3016, 109870), (3770, 87896), (6032, 54935), (7540, 43948), (10987, 30160), (15080, 21974)]