656235528

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3571}}^1$

素因数の和:3643

約数の個数: 128

約数和(自身を含む): 1920307200

約数和(自身を除く): 1264071672

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 31, 38, 39, 52, 57, 62, 76, 78, 93, 104, 114, 124, 152, 156, 186, 228, 247, 248, 312, 372, 403, 456, 494, 589, 741, 744, 806, 988, 1178, 1209, 1482, 1612, 1767, 1976, 2356, 2418, 2964, 3224, 3534, 3571, 4712, 4836, 5928, 7068, 7142, 7657, 9672, 10713, 14136, 14284, 15314, 21426, 22971, 28568, 30628, 42852, 45942, 46423, 61256, 67849, 85704, 91884, 92846, 110701, 135698, 139269, 183768, 185692, 203547, 221402, 271396, 278538, 332103, 371384, 407094, 442804, 542792, 557076, 664206, 814188, 882037, 885608, 1114152, 1328412, 1439113, 1628376, 1764074, 2103319, 2646111, 2656824, 2878226, 3528148, 4206638, 4317339, 5292222, 5756452, 6309957, 7056296, 8413276, 8634678, 10584444, 11512904, 12619914, 16826552, 17269356, 21168888, 25239828, 27343147, 34538712, 50479656, 54686294, 82029441, 109372588, 164058882, 218745176, 328117764, 656235528]

約数ペア:

[(1, 656235528), (2, 328117764), (3, 218745176), (4, 164058882), (6, 109372588), (8, 82029441), (12, 54686294), (13, 50479656), (19, 34538712), (24, 27343147), (26, 25239828), (31, 21168888), (38, 17269356), (39, 16826552), (52, 12619914), (57, 11512904), (62, 10584444), (76, 8634678), (78, 8413276), (93, 7056296), (104, 6309957), (114, 5756452), (124, 5292222), (152, 4317339), (156, 4206638), (186, 3528148), (228, 2878226), (247, 2656824), (248, 2646111), (312, 2103319), (372, 1764074), (403, 1628376), (456, 1439113), (494, 1328412), (589, 1114152), (741, 885608), (744, 882037), (806, 814188), (988, 664206), (1178, 557076), (1209, 542792), (1482, 442804), (1612, 407094), (1767, 371384), (1976, 332103), (2356, 278538), (2418, 271396), (2964, 221402), (3224, 203547), (3534, 185692), (3571, 183768), (4712, 139269), (4836, 135698), (5928, 110701), (7068, 92846), (7142, 91884), (7657, 85704), (9672, 67849), (10713, 61256), (14136, 46423), (14284, 45942), (15314, 42852), (21426, 30628), (22971, 28568)]