512834840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{461}}^1$

素因数の和:645

約数の個数: 128

約数和(自身を含む): 1377129600

約数和(自身を除く): 864294760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 137, 140, 145, 203, 232, 274, 280, 290, 406, 461, 548, 580, 685, 812, 922, 959, 1015, 1096, 1160, 1370, 1624, 1844, 1918, 2030, 2305, 2740, 3227, 3688, 3836, 3973, 4060, 4610, 4795, 5480, 6454, 7672, 7946, 8120, 9220, 9590, 12908, 13369, 15892, 16135, 18440, 19180, 19865, 25816, 26738, 27811, 31784, 32270, 38360, 39730, 53476, 55622, 63157, 64540, 66845, 79460, 93583, 106952, 111244, 126314, 129080, 133690, 139055, 158920, 187166, 222488, 252628, 267380, 278110, 315785, 374332, 442099, 467915, 505256, 534760, 556220, 631570, 748664, 884198, 935830, 1112440, 1263140, 1768396, 1831553, 1871660, 2210495, 2526280, 3536792, 3663106, 3743320, 4420990, 7326212, 8841980, 9157765, 12820871, 14652424, 17683960, 18315530, 25641742, 36631060, 51283484, 64104355, 73262120, 102566968, 128208710, 256417420, 512834840]

約数ペア:

[(1, 512834840), (2, 256417420), (4, 128208710), (5, 102566968), (7, 73262120), (8, 64104355), (10, 51283484), (14, 36631060), (20, 25641742), (28, 18315530), (29, 17683960), (35, 14652424), (40, 12820871), (56, 9157765), (58, 8841980), (70, 7326212), (116, 4420990), (137, 3743320), (140, 3663106), (145, 3536792), (203, 2526280), (232, 2210495), (274, 1871660), (280, 1831553), (290, 1768396), (406, 1263140), (461, 1112440), (548, 935830), (580, 884198), (685, 748664), (812, 631570), (922, 556220), (959, 534760), (1015, 505256), (1096, 467915), (1160, 442099), (1370, 374332), (1624, 315785), (1844, 278110), (1918, 267380), (2030, 252628), (2305, 222488), (2740, 187166), (3227, 158920), (3688, 139055), (3836, 133690), (3973, 129080), (4060, 126314), (4610, 111244), (4795, 106952), (5480, 93583), (6454, 79460), (7672, 66845), (7946, 64540), (8120, 63157), (9220, 55622), (9590, 53476), (12908, 39730), (13369, 38360), (15892, 32270), (16135, 31784), (18440, 27811), (19180, 26738), (19865, 25816)]