129402840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1213}}^1$

素因数の和:1361

約数の個数: 128

約数和(自身を含む): 447528960

約数和(自身を除く): 318126120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 127, 140, 168, 210, 254, 280, 381, 420, 508, 635, 762, 840, 889, 1016, 1213, 1270, 1524, 1778, 1905, 2426, 2540, 2667, 3048, 3556, 3639, 3810, 4445, 4852, 5080, 5334, 6065, 7112, 7278, 7620, 8491, 8890, 9704, 10668, 12130, 13335, 14556, 15240, 16982, 17780, 18195, 21336, 24260, 25473, 26670, 29112, 33964, 35560, 36390, 42455, 48520, 50946, 53340, 67928, 72780, 84910, 101892, 106680, 127365, 145560, 154051, 169820, 203784, 254730, 308102, 339640, 462153, 509460, 616204, 770255, 924306, 1018920, 1078357, 1232408, 1540510, 1848612, 2156714, 2310765, 3081020, 3235071, 3697224, 4313428, 4621530, 5391785, 6162040, 6470142, 8626856, 9243060, 10783570, 12940284, 16175355, 18486120, 21567140, 25880568, 32350710, 43134280, 64701420, 129402840]

約数ペア:

[(1, 129402840), (2, 64701420), (3, 43134280), (4, 32350710), (5, 25880568), (6, 21567140), (7, 18486120), (8, 16175355), (10, 12940284), (12, 10783570), (14, 9243060), (15, 8626856), (20, 6470142), (21, 6162040), (24, 5391785), (28, 4621530), (30, 4313428), (35, 3697224), (40, 3235071), (42, 3081020), (56, 2310765), (60, 2156714), (70, 1848612), (84, 1540510), (105, 1232408), (120, 1078357), (127, 1018920), (140, 924306), (168, 770255), (210, 616204), (254, 509460), (280, 462153), (381, 339640), (420, 308102), (508, 254730), (635, 203784), (762, 169820), (840, 154051), (889, 145560), (1016, 127365), (1213, 106680), (1270, 101892), (1524, 84910), (1778, 72780), (1905, 67928), (2426, 53340), (2540, 50946), (2667, 48520), (3048, 42455), (3556, 36390), (3639, 35560), (3810, 33964), (4445, 29112), (4852, 26670), (5080, 25473), (5334, 24260), (6065, 21336), (7112, 18195), (7278, 17780), (7620, 16982), (8491, 15240), (8890, 14556), (9704, 13335), (10668, 12130)]