1321806768

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{6781}}^1$

素因数の和:6954

約数の個数: 80

約数和(自身を含む): 3552248832

約数和(自身を除く): 2230442064

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 131, 186, 248, 262, 372, 393, 496, 524, 744, 786, 1048, 1488, 1572, 2096, 3144, 4061, 6288, 6781, 8122, 12183, 13562, 16244, 20343, 24366, 27124, 32488, 40686, 48732, 54248, 64976, 81372, 97464, 108496, 162744, 194928, 210211, 325488, 420422, 630633, 840844, 888311, 1261266, 1681688, 1776622, 2522532, 2664933, 3363376, 3553244, 5045064, 5329866, 7106488, 10090128, 10659732, 14212976, 21319464, 27537641, 42638928, 55075282, 82612923, 110150564, 165225846, 220301128, 330451692, 440602256, 660903384, 1321806768]

約数ペア:

[(1, 1321806768), (2, 660903384), (3, 440602256), (4, 330451692), (6, 220301128), (8, 165225846), (12, 110150564), (16, 82612923), (24, 55075282), (31, 42638928), (48, 27537641), (62, 21319464), (93, 14212976), (124, 10659732), (131, 10090128), (186, 7106488), (248, 5329866), (262, 5045064), (372, 3553244), (393, 3363376), (496, 2664933), (524, 2522532), (744, 1776622), (786, 1681688), (1048, 1261266), (1488, 888311), (1572, 840844), (2096, 630633), (3144, 420422), (4061, 325488), (6288, 210211), (6781, 194928), (8122, 162744), (12183, 108496), (13562, 97464), (16244, 81372), (20343, 64976), (24366, 54248), (27124, 48732), (32488, 40686)]