291866640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{673}}^1$

素因数の和:841

約数の個数: 160

約数和(自身を含む): 982853760

約数和(自身を除く): 690987120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 139, 156, 195, 208, 240, 260, 278, 312, 390, 417, 520, 556, 624, 673, 695, 780, 834, 1040, 1112, 1346, 1390, 1560, 1668, 1807, 2019, 2085, 2224, 2692, 2780, 3120, 3336, 3365, 3614, 4038, 4170, 5384, 5421, 5560, 6672, 6730, 7228, 8076, 8340, 8749, 9035, 10095, 10768, 10842, 11120, 13460, 14456, 16152, 16680, 17498, 18070, 20190, 21684, 26247, 26920, 27105, 28912, 32304, 33360, 34996, 36140, 40380, 43368, 43745, 52494, 53840, 54210, 69992, 72280, 80760, 86736, 87490, 93547, 104988, 108420, 131235, 139984, 144560, 161520, 174980, 187094, 209976, 216840, 262470, 280641, 349960, 374188, 419952, 433680, 467735, 524940, 561282, 699920, 748376, 935470, 1049880, 1122564, 1216111, 1403205, 1496752, 1870940, 2099760, 2245128, 2432222, 2806410, 3648333, 3741880, 4490256, 4864444, 5612820, 6080555, 7296666, 7483760, 9728888, 11225640, 12161110, 14593332, 18241665, 19457776, 22451280, 24322220, 29186664, 36483330, 48644440, 58373328, 72966660, 97288880, 145933320, 291866640]

約数ペア:

[(1, 291866640), (2, 145933320), (3, 97288880), (4, 72966660), (5, 58373328), (6, 48644440), (8, 36483330), (10, 29186664), (12, 24322220), (13, 22451280), (15, 19457776), (16, 18241665), (20, 14593332), (24, 12161110), (26, 11225640), (30, 9728888), (39, 7483760), (40, 7296666), (48, 6080555), (52, 5612820), (60, 4864444), (65, 4490256), (78, 3741880), (80, 3648333), (104, 2806410), (120, 2432222), (130, 2245128), (139, 2099760), (156, 1870940), (195, 1496752), (208, 1403205), (240, 1216111), (260, 1122564), (278, 1049880), (312, 935470), (390, 748376), (417, 699920), (520, 561282), (556, 524940), (624, 467735), (673, 433680), (695, 419952), (780, 374188), (834, 349960), (1040, 280641), (1112, 262470), (1346, 216840), (1390, 209976), (1560, 187094), (1668, 174980), (1807, 161520), (2019, 144560), (2085, 139984), (2224, 131235), (2692, 108420), (2780, 104988), (3120, 93547), (3336, 87490), (3365, 86736), (3614, 80760), (4038, 72280), (4170, 69992), (5384, 54210), (5421, 53840), (5560, 52494), (6672, 43745), (6730, 43368), (7228, 40380), (8076, 36140), (8340, 34996), (8749, 33360), (9035, 32304), (10095, 28912), (10768, 27105), (10842, 26920), (11120, 26247), (13460, 21684), (14456, 20190), (16152, 18070), (16680, 17498)]