142240020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{631}}^1$

素因数の和:690

約数の個数: 144

約数和(自身を含む): 456344448

約数和(自身を除く): 314104428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 289, 340, 390, 442, 510, 578, 631, 663, 780, 867, 884, 1020, 1105, 1156, 1262, 1326, 1445, 1734, 1893, 2210, 2524, 2652, 2890, 3155, 3315, 3468, 3757, 3786, 4335, 4420, 5780, 6310, 6630, 7514, 7572, 8203, 8670, 9465, 10727, 11271, 12620, 13260, 15028, 16406, 17340, 18785, 18930, 21454, 22542, 24609, 32181, 32812, 37570, 37860, 41015, 42908, 45084, 49218, 53635, 56355, 64362, 75140, 82030, 98436, 107270, 112710, 123045, 128724, 139451, 160905, 164060, 182359, 214540, 225420, 246090, 278902, 321810, 364718, 418353, 492180, 547077, 557804, 643620, 697255, 729436, 836706, 911795, 1094154, 1394510, 1673412, 1823590, 2091765, 2188308, 2370667, 2735385, 2789020, 3647180, 4183530, 4741334, 5470770, 7112001, 8367060, 9482668, 10941540, 11853335, 14224002, 23706670, 28448004, 35560005, 47413340, 71120010, 142240020]

約数ペア:

[(1, 142240020), (2, 71120010), (3, 47413340), (4, 35560005), (5, 28448004), (6, 23706670), (10, 14224002), (12, 11853335), (13, 10941540), (15, 9482668), (17, 8367060), (20, 7112001), (26, 5470770), (30, 4741334), (34, 4183530), (39, 3647180), (51, 2789020), (52, 2735385), (60, 2370667), (65, 2188308), (68, 2091765), (78, 1823590), (85, 1673412), (102, 1394510), (130, 1094154), (156, 911795), (170, 836706), (195, 729436), (204, 697255), (221, 643620), (255, 557804), (260, 547077), (289, 492180), (340, 418353), (390, 364718), (442, 321810), (510, 278902), (578, 246090), (631, 225420), (663, 214540), (780, 182359), (867, 164060), (884, 160905), (1020, 139451), (1105, 128724), (1156, 123045), (1262, 112710), (1326, 107270), (1445, 98436), (1734, 82030), (1893, 75140), (2210, 64362), (2524, 56355), (2652, 53635), (2890, 49218), (3155, 45084), (3315, 42908), (3468, 41015), (3757, 37860), (3786, 37570), (4335, 32812), (4420, 32181), (5780, 24609), (6310, 22542), (6630, 21454), (7514, 18930), (7572, 18785), (8203, 17340), (8670, 16406), (9465, 15028), (10727, 13260), (11271, 12620)]