1251630928

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:297

約数の個数: 120

約数和(自身を含む): 2745622880

約数和(自身を除く): 1493991952

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 43, 46, 76, 86, 92, 152, 172, 181, 184, 304, 344, 362, 368, 437, 529, 688, 724, 817, 874, 989, 1058, 1448, 1634, 1748, 1978, 2116, 2896, 3268, 3439, 3496, 3956, 4163, 4232, 6536, 6878, 6992, 7783, 7912, 8326, 8464, 10051, 13072, 13756, 15566, 15824, 16652, 18791, 20102, 22747, 27512, 31132, 33304, 37582, 40204, 45494, 55024, 62264, 66608, 75164, 79097, 80408, 90988, 95749, 124528, 147877, 150328, 158194, 160816, 179009, 181976, 191498, 295754, 300656, 316388, 358018, 363952, 382996, 432193, 591508, 632776, 716036, 765992, 864386, 1183016, 1265552, 1432072, 1531984, 1728772, 1819231, 2366032, 2864144, 3401171, 3457544, 3638462, 4117207, 6802342, 6915088, 7276924, 8234414, 13604684, 14553848, 16468828, 27209368, 29107696, 32937656, 54418736, 65875312, 78226933, 156453866, 312907732, 625815464, 1251630928]

約数ペア:

[(1, 1251630928), (2, 625815464), (4, 312907732), (8, 156453866), (16, 78226933), (19, 65875312), (23, 54418736), (38, 32937656), (43, 29107696), (46, 27209368), (76, 16468828), (86, 14553848), (92, 13604684), (152, 8234414), (172, 7276924), (181, 6915088), (184, 6802342), (304, 4117207), (344, 3638462), (362, 3457544), (368, 3401171), (437, 2864144), (529, 2366032), (688, 1819231), (724, 1728772), (817, 1531984), (874, 1432072), (989, 1265552), (1058, 1183016), (1448, 864386), (1634, 765992), (1748, 716036), (1978, 632776), (2116, 591508), (2896, 432193), (3268, 382996), (3439, 363952), (3496, 358018), (3956, 316388), (4163, 300656), (4232, 295754), (6536, 191498), (6878, 181976), (6992, 179009), (7783, 160816), (7912, 158194), (8326, 150328), (8464, 147877), (10051, 124528), (13072, 95749), (13756, 90988), (15566, 80408), (15824, 79097), (16652, 75164), (18791, 66608), (20102, 62264), (22747, 55024), (27512, 45494), (31132, 40204), (33304, 37582)]