231798736

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:380

約数の個数: 80

約数和(自身を含む): 500467968

約数和(自身を除く): 268669232

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 131, 181, 188, 208, 262, 362, 376, 524, 611, 724, 752, 1048, 1222, 1448, 1703, 2096, 2353, 2444, 2896, 3406, 4706, 4888, 6157, 6812, 8507, 9412, 9776, 12314, 13624, 17014, 18824, 23711, 24628, 27248, 34028, 37648, 47422, 49256, 68056, 80041, 94844, 98512, 110591, 136112, 160082, 189688, 221182, 308243, 320164, 379376, 442364, 616486, 640328, 884728, 1114417, 1232972, 1280656, 1769456, 2228834, 2465944, 4457668, 4931888, 8915336, 14487421, 17830672, 28974842, 57949684, 115899368, 231798736]

約数ペア:

[(1, 231798736), (2, 115899368), (4, 57949684), (8, 28974842), (13, 17830672), (16, 14487421), (26, 8915336), (47, 4931888), (52, 4457668), (94, 2465944), (104, 2228834), (131, 1769456), (181, 1280656), (188, 1232972), (208, 1114417), (262, 884728), (362, 640328), (376, 616486), (524, 442364), (611, 379376), (724, 320164), (752, 308243), (1048, 221182), (1222, 189688), (1448, 160082), (1703, 136112), (2096, 110591), (2353, 98512), (2444, 94844), (2896, 80041), (3406, 68056), (4706, 49256), (4888, 47422), (6157, 37648), (6812, 34028), (8507, 27248), (9412, 24628), (9776, 23711), (12314, 18824), (13624, 17014)]