129351240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18911}}^1$

素因数の和:18947

約数の個数: 96

約数和(自身を含む): 442540800

約数和(自身を除く): 313189560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 18911, 37822, 56733, 75644, 94555, 113466, 151288, 170199, 189110, 226932, 283665, 340398, 359309, 378220, 453864, 567330, 680796, 718618, 756440, 850995, 1077927, 1134660, 1361592, 1437236, 1701990, 1796545, 2155854, 2269320, 2874472, 3233781, 3403980, 3593090, 4311708, 5389635, 6467562, 6807960, 7186180, 8623416, 10779270, 12935124, 14372360, 16168905, 21558540, 25870248, 32337810, 43117080, 64675620, 129351240]

約数ペア:

[(1, 129351240), (2, 64675620), (3, 43117080), (4, 32337810), (5, 25870248), (6, 21558540), (8, 16168905), (9, 14372360), (10, 12935124), (12, 10779270), (15, 8623416), (18, 7186180), (19, 6807960), (20, 6467562), (24, 5389635), (30, 4311708), (36, 3593090), (38, 3403980), (40, 3233781), (45, 2874472), (57, 2269320), (60, 2155854), (72, 1796545), (76, 1701990), (90, 1437236), (95, 1361592), (114, 1134660), (120, 1077927), (152, 850995), (171, 756440), (180, 718618), (190, 680796), (228, 567330), (285, 453864), (342, 378220), (360, 359309), (380, 340398), (456, 283665), (570, 226932), (684, 189110), (760, 170199), (855, 151288), (1140, 113466), (1368, 94555), (1710, 75644), (2280, 56733), (3420, 37822), (6840, 18911)]