1220391684

素因数分解:

$2^2\times 3^5\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:812

約数の個数: 144

約数和(自身を含む): 3385374720

約数和(自身を除く): 2164983036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 79, 81, 92, 108, 138, 158, 162, 207, 237, 243, 276, 316, 324, 414, 474, 486, 621, 691, 711, 828, 948, 972, 1242, 1382, 1422, 1817, 1863, 2073, 2133, 2484, 2764, 2844, 3634, 3726, 4146, 4266, 5451, 5589, 6219, 6399, 7268, 7452, 8292, 8532, 10902, 11178, 12438, 12798, 15893, 16353, 18657, 19197, 21804, 22356, 24876, 25596, 31786, 32706, 37314, 38394, 47679, 49059, 54589, 55971, 63572, 65412, 74628, 76788, 95358, 98118, 109178, 111942, 143037, 147177, 163767, 167913, 190716, 196236, 218356, 223884, 286074, 294354, 327534, 335826, 429111, 441531, 491301, 572148, 588708, 655068, 671652, 858222, 883062, 982602, 1255547, 1287333, 1473903, 1716444, 1766124, 1965204, 2511094, 2574666, 2947806, 3766641, 3861999, 4421709, 5022188, 5149332, 5895612, 7533282, 7723998, 8843418, 11299923, 13265127, 15066564, 15447996, 17686836, 22599846, 26530254, 33899769, 45199692, 53060508, 67799538, 101699307, 135599076, 203398614, 305097921, 406797228, 610195842, 1220391684]

約数ペア:

[(1, 1220391684), (2, 610195842), (3, 406797228), (4, 305097921), (6, 203398614), (9, 135599076), (12, 101699307), (18, 67799538), (23, 53060508), (27, 45199692), (36, 33899769), (46, 26530254), (54, 22599846), (69, 17686836), (79, 15447996), (81, 15066564), (92, 13265127), (108, 11299923), (138, 8843418), (158, 7723998), (162, 7533282), (207, 5895612), (237, 5149332), (243, 5022188), (276, 4421709), (316, 3861999), (324, 3766641), (414, 2947806), (474, 2574666), (486, 2511094), (621, 1965204), (691, 1766124), (711, 1716444), (828, 1473903), (948, 1287333), (972, 1255547), (1242, 982602), (1382, 883062), (1422, 858222), (1817, 671652), (1863, 655068), (2073, 588708), (2133, 572148), (2484, 491301), (2764, 441531), (2844, 429111), (3634, 335826), (3726, 327534), (4146, 294354), (4266, 286074), (5451, 223884), (5589, 218356), (6219, 196236), (6399, 190716), (7268, 167913), (7452, 163767), (8292, 147177), (8532, 143037), (10902, 111942), (11178, 109178), (12438, 98118), (12798, 95358), (15893, 76788), (16353, 74628), (18657, 65412), (19197, 63572), (21804, 55971), (22356, 54589), (24876, 49059), (25596, 47679), (31786, 38394), (32706, 37314)]