261183936

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{389}}^1$

素因数の和:686

約数の個数: 112

約数和(自身を含む): 748893600

約数和(自身を除く): 487709664

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 269, 312, 389, 416, 538, 624, 778, 807, 832, 1076, 1167, 1248, 1556, 1614, 2152, 2334, 2496, 3112, 3228, 3497, 4304, 4668, 5057, 6224, 6456, 6994, 8608, 9336, 10114, 10491, 12448, 12912, 13988, 15171, 17216, 18672, 20228, 20982, 24896, 25824, 27976, 30342, 37344, 40456, 41964, 51648, 55952, 60684, 74688, 80912, 83928, 104641, 111904, 121368, 161824, 167856, 209282, 223808, 242736, 313923, 323648, 335712, 418564, 485472, 627846, 671424, 837128, 970944, 1255692, 1360333, 1674256, 2511384, 2720666, 3348512, 4080999, 5022768, 5441332, 6697024, 8161998, 10045536, 10882664, 16323996, 20091072, 21765328, 32647992, 43530656, 65295984, 87061312, 130591968, 261183936]

約数ペア:

[(1, 261183936), (2, 130591968), (3, 87061312), (4, 65295984), (6, 43530656), (8, 32647992), (12, 21765328), (13, 20091072), (16, 16323996), (24, 10882664), (26, 10045536), (32, 8161998), (39, 6697024), (48, 5441332), (52, 5022768), (64, 4080999), (78, 3348512), (96, 2720666), (104, 2511384), (156, 1674256), (192, 1360333), (208, 1255692), (269, 970944), (312, 837128), (389, 671424), (416, 627846), (538, 485472), (624, 418564), (778, 335712), (807, 323648), (832, 313923), (1076, 242736), (1167, 223808), (1248, 209282), (1556, 167856), (1614, 161824), (2152, 121368), (2334, 111904), (2496, 104641), (3112, 83928), (3228, 80912), (3497, 74688), (4304, 60684), (4668, 55952), (5057, 51648), (6224, 41964), (6456, 40456), (6994, 37344), (8608, 30342), (9336, 27976), (10114, 25824), (10491, 24896), (12448, 20982), (12912, 20228), (13988, 18672), (15171, 17216)]