138375291280

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{163781}}^1$

素因数の和:164032

約数の個数: 80

約数和(自身を含む): 329005281600

約数和(自身を除く): 190629990320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 179, 236, 295, 358, 472, 590, 716, 895, 944, 1180, 1432, 1790, 2360, 2864, 3580, 4720, 7160, 10561, 14320, 21122, 42244, 52805, 84488, 105610, 163781, 168976, 211220, 327562, 422440, 655124, 818905, 844880, 1310248, 1637810, 2620496, 3275620, 6551240, 9663079, 13102480, 19326158, 29316799, 38652316, 48315395, 58633598, 77304632, 96630790, 117267196, 146583995, 154609264, 193261580, 234534392, 293167990, 386523160, 469068784, 586335980, 773046320, 1172671960, 1729691141, 2345343920, 3459382282, 6918764564, 8648455705, 13837529128, 17296911410, 27675058256, 34593822820, 69187645640, 138375291280]

約数ペア:

[(1, 138375291280), (2, 69187645640), (4, 34593822820), (5, 27675058256), (8, 17296911410), (10, 13837529128), (16, 8648455705), (20, 6918764564), (40, 3459382282), (59, 2345343920), (80, 1729691141), (118, 1172671960), (179, 773046320), (236, 586335980), (295, 469068784), (358, 386523160), (472, 293167990), (590, 234534392), (716, 193261580), (895, 154609264), (944, 146583995), (1180, 117267196), (1432, 96630790), (1790, 77304632), (2360, 58633598), (2864, 48315395), (3580, 38652316), (4720, 29316799), (7160, 19326158), (10561, 13102480), (14320, 9663079), (21122, 6551240), (42244, 3275620), (52805, 2620496), (84488, 1637810), (105610, 1310248), (163781, 844880), (168976, 818905), (211220, 655124), (327562, 422440)]