478565880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2207}}^1$

素因数の和:2373

約数の個数: 128

約数和(自身を含む): 1557964800

約数和(自身を除く): 1079398920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 139, 156, 195, 260, 278, 312, 390, 417, 520, 556, 695, 780, 834, 1112, 1390, 1560, 1668, 1807, 2085, 2207, 2780, 3336, 3614, 4170, 4414, 5421, 5560, 6621, 7228, 8340, 8828, 9035, 10842, 11035, 13242, 14456, 16680, 17656, 18070, 21684, 22070, 26484, 27105, 28691, 33105, 36140, 43368, 44140, 52968, 54210, 57382, 66210, 72280, 86073, 88280, 108420, 114764, 132420, 143455, 172146, 216840, 229528, 264840, 286910, 306773, 344292, 430365, 573820, 613546, 688584, 860730, 920319, 1147640, 1227092, 1533865, 1721460, 1840638, 2454184, 3067730, 3442920, 3681276, 3988049, 4601595, 6135460, 7362552, 7976098, 9203190, 11964147, 12270920, 15952196, 18406380, 19940245, 23928294, 31904392, 36812760, 39880490, 47856588, 59820735, 79760980, 95713176, 119641470, 159521960, 239282940, 478565880]

約数ペア:

[(1, 478565880), (2, 239282940), (3, 159521960), (4, 119641470), (5, 95713176), (6, 79760980), (8, 59820735), (10, 47856588), (12, 39880490), (13, 36812760), (15, 31904392), (20, 23928294), (24, 19940245), (26, 18406380), (30, 15952196), (39, 12270920), (40, 11964147), (52, 9203190), (60, 7976098), (65, 7362552), (78, 6135460), (104, 4601595), (120, 3988049), (130, 3681276), (139, 3442920), (156, 3067730), (195, 2454184), (260, 1840638), (278, 1721460), (312, 1533865), (390, 1227092), (417, 1147640), (520, 920319), (556, 860730), (695, 688584), (780, 613546), (834, 573820), (1112, 430365), (1390, 344292), (1560, 306773), (1668, 286910), (1807, 264840), (2085, 229528), (2207, 216840), (2780, 172146), (3336, 143455), (3614, 132420), (4170, 114764), (4414, 108420), (5421, 88280), (5560, 86073), (6621, 72280), (7228, 66210), (8340, 57382), (8828, 54210), (9035, 52968), (10842, 44140), (11035, 43368), (13242, 36140), (14456, 33105), (16680, 28691), (17656, 27105), (18070, 26484), (21684, 22070)]