821809008

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{811}}^1$

素因数の和:1083

約数の個数: 120

約数和(自身を含む): 2387513856

約数和(自身を除く): 1565704848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 227, 248, 279, 372, 454, 496, 558, 681, 744, 811, 908, 1116, 1362, 1488, 1622, 1816, 2043, 2232, 2433, 2724, 3244, 3632, 4086, 4464, 4866, 5448, 6488, 7037, 7299, 8172, 9732, 10896, 12976, 14074, 14598, 16344, 19464, 21111, 25141, 28148, 29196, 32688, 38928, 42222, 50282, 56296, 58392, 63333, 75423, 84444, 100564, 112592, 116784, 126666, 150846, 168888, 184097, 201128, 226269, 253332, 301692, 337776, 368194, 402256, 452538, 506664, 552291, 603384, 736388, 905076, 1013328, 1104582, 1206768, 1472776, 1656873, 1810152, 2209164, 2945552, 3313746, 3620304, 4418328, 5707007, 6627492, 8836656, 11414014, 13254984, 17121021, 22828028, 26509968, 34242042, 45656056, 51363063, 68484084, 91312112, 102726126, 136968168, 205452252, 273936336, 410904504, 821809008]

約数ペア:

[(1, 821809008), (2, 410904504), (3, 273936336), (4, 205452252), (6, 136968168), (8, 102726126), (9, 91312112), (12, 68484084), (16, 51363063), (18, 45656056), (24, 34242042), (31, 26509968), (36, 22828028), (48, 17121021), (62, 13254984), (72, 11414014), (93, 8836656), (124, 6627492), (144, 5707007), (186, 4418328), (227, 3620304), (248, 3313746), (279, 2945552), (372, 2209164), (454, 1810152), (496, 1656873), (558, 1472776), (681, 1206768), (744, 1104582), (811, 1013328), (908, 905076), (1116, 736388), (1362, 603384), (1488, 552291), (1622, 506664), (1816, 452538), (2043, 402256), (2232, 368194), (2433, 337776), (2724, 301692), (3244, 253332), (3632, 226269), (4086, 201128), (4464, 184097), (4866, 168888), (5448, 150846), (6488, 126666), (7037, 116784), (7299, 112592), (8172, 100564), (9732, 84444), (10896, 75423), (12976, 63333), (14074, 58392), (14598, 56296), (16344, 50282), (19464, 42222), (21111, 38928), (25141, 32688), (28148, 29196)]