400956816

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{2027}}^1$

素因数の和:2368

約数の個数: 80

約数和(自身を含む): 1119553344

約数和(自身を除く): 718596528

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 317, 624, 634, 951, 1268, 1902, 2027, 2536, 3804, 4054, 4121, 5072, 6081, 7608, 8108, 8242, 12162, 12363, 15216, 16216, 16484, 24324, 24726, 26351, 32432, 32968, 48648, 49452, 52702, 65936, 79053, 97296, 98904, 105404, 158106, 197808, 210808, 316212, 421616, 632424, 642559, 1264848, 1285118, 1927677, 2570236, 3855354, 5140472, 7710708, 8353267, 10280944, 15421416, 16706534, 25059801, 30842832, 33413068, 50119602, 66826136, 100239204, 133652272, 200478408, 400956816]

約数ペア:

[(1, 400956816), (2, 200478408), (3, 133652272), (4, 100239204), (6, 66826136), (8, 50119602), (12, 33413068), (13, 30842832), (16, 25059801), (24, 16706534), (26, 15421416), (39, 10280944), (48, 8353267), (52, 7710708), (78, 5140472), (104, 3855354), (156, 2570236), (208, 1927677), (312, 1285118), (317, 1264848), (624, 642559), (634, 632424), (951, 421616), (1268, 316212), (1902, 210808), (2027, 197808), (2536, 158106), (3804, 105404), (4054, 98904), (4121, 97296), (5072, 79053), (6081, 65936), (7608, 52702), (8108, 49452), (8242, 48648), (12162, 32968), (12363, 32432), (15216, 26351), (16216, 24726), (16484, 24324)]