31501080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:210

約数の個数: 192

約数和(自身を含む): 113218560

約数和(自身を除く): 81717480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 53, 60, 65, 72, 78, 90, 104, 106, 117, 120, 127, 130, 156, 159, 180, 195, 212, 234, 254, 260, 265, 312, 318, 360, 381, 390, 424, 468, 477, 508, 520, 530, 585, 635, 636, 689, 762, 780, 795, 936, 954, 1016, 1060, 1143, 1170, 1270, 1272, 1378, 1524, 1560, 1590, 1651, 1905, 1908, 2067, 2120, 2286, 2340, 2385, 2540, 2756, 3048, 3180, 3302, 3445, 3810, 3816, 4134, 4572, 4680, 4770, 4953, 5080, 5512, 5715, 6201, 6360, 6604, 6731, 6890, 7620, 8255, 8268, 9144, 9540, 9906, 10335, 11430, 12402, 13208, 13462, 13780, 14859, 15240, 16510, 16536, 19080, 19812, 20193, 20670, 22860, 24765, 24804, 26924, 27560, 29718, 31005, 33020, 33655, 39624, 40386, 41340, 45720, 49530, 49608, 53848, 59436, 60579, 62010, 66040, 67310, 74295, 80772, 82680, 87503, 99060, 100965, 118872, 121158, 124020, 134620, 148590, 161544, 175006, 198120, 201930, 242316, 248040, 262509, 269240, 297180, 302895, 350012, 403860, 437515, 484632, 525018, 594360, 605790, 700024, 787527, 807720, 875030, 1050036, 1211580, 1312545, 1575054, 1750060, 2100072, 2423160, 2625090, 3150108, 3500120, 3937635, 5250180, 6300216, 7875270, 10500360, 15750540, 31501080]

約数ペア:

[(1, 31501080), (2, 15750540), (3, 10500360), (4, 7875270), (5, 6300216), (6, 5250180), (8, 3937635), (9, 3500120), (10, 3150108), (12, 2625090), (13, 2423160), (15, 2100072), (18, 1750060), (20, 1575054), (24, 1312545), (26, 1211580), (30, 1050036), (36, 875030), (39, 807720), (40, 787527), (45, 700024), (52, 605790), (53, 594360), (60, 525018), (65, 484632), (72, 437515), (78, 403860), (90, 350012), (104, 302895), (106, 297180), (117, 269240), (120, 262509), (127, 248040), (130, 242316), (156, 201930), (159, 198120), (180, 175006), (195, 161544), (212, 148590), (234, 134620), (254, 124020), (260, 121158), (265, 118872), (312, 100965), (318, 99060), (360, 87503), (381, 82680), (390, 80772), (424, 74295), (468, 67310), (477, 66040), (508, 62010), (520, 60579), (530, 59436), (585, 53848), (635, 49608), (636, 49530), (689, 45720), (762, 41340), (780, 40386), (795, 39624), (936, 33655), (954, 33020), (1016, 31005), (1060, 29718), (1143, 27560), (1170, 26924), (1270, 24804), (1272, 24765), (1378, 22860), (1524, 20670), (1560, 20193), (1590, 19812), (1651, 19080), (1905, 16536), (1908, 16510), (2067, 15240), (2120, 14859), (2286, 13780), (2340, 13462), (2385, 13208), (2540, 12402), (2756, 11430), (3048, 10335), (3180, 9906), (3302, 9540), (3445, 9144), (3810, 8268), (3816, 8255), (4134, 7620), (4572, 6890), (4680, 6731), (4770, 6604), (4953, 6360), (5080, 6201), (5512, 5715)]