64463940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{677}}^1$

素因数の和:738

約数の個数: 108

約数和(自身を含む): 204713964

約数和(自身を除く): 140250024

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 529, 677, 690, 828, 1035, 1058, 1354, 1380, 1587, 2031, 2070, 2116, 2645, 2708, 3174, 3385, 4062, 4140, 4761, 5290, 6093, 6348, 6770, 7935, 8124, 9522, 10155, 10580, 12186, 13540, 15571, 15870, 19044, 20310, 23805, 24372, 30465, 31142, 31740, 40620, 46713, 47610, 60930, 62284, 77855, 93426, 95220, 121860, 140139, 155710, 186852, 233565, 280278, 311420, 358133, 467130, 560556, 700695, 716266, 934260, 1074399, 1401390, 1432532, 1790665, 2148798, 2802780, 3223197, 3581330, 4297596, 5371995, 6446394, 7162660, 10743990, 12892788, 16115985, 21487980, 32231970, 64463940]

約数ペア:

[(1, 64463940), (2, 32231970), (3, 21487980), (4, 16115985), (5, 12892788), (6, 10743990), (9, 7162660), (10, 6446394), (12, 5371995), (15, 4297596), (18, 3581330), (20, 3223197), (23, 2802780), (30, 2148798), (36, 1790665), (45, 1432532), (46, 1401390), (60, 1074399), (69, 934260), (90, 716266), (92, 700695), (115, 560556), (138, 467130), (180, 358133), (207, 311420), (230, 280278), (276, 233565), (345, 186852), (414, 155710), (460, 140139), (529, 121860), (677, 95220), (690, 93426), (828, 77855), (1035, 62284), (1058, 60930), (1354, 47610), (1380, 46713), (1587, 40620), (2031, 31740), (2070, 31142), (2116, 30465), (2645, 24372), (2708, 23805), (3174, 20310), (3385, 19044), (4062, 15870), (4140, 15571), (4761, 13540), (5290, 12186), (6093, 10580), (6348, 10155), (6770, 9522), (7935, 8124)]