15788760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:405

約数の個数: 128

約数和(自身を含む): 52920000

約数和(自身を除く): 37131240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 290, 312, 348, 349, 377, 390, 435, 520, 580, 696, 698, 754, 780, 870, 1047, 1131, 1160, 1396, 1508, 1560, 1740, 1745, 1885, 2094, 2262, 2792, 3016, 3480, 3490, 3770, 4188, 4524, 4537, 5235, 5655, 6980, 7540, 8376, 9048, 9074, 10121, 10470, 11310, 13611, 13960, 15080, 18148, 20242, 20940, 22620, 22685, 27222, 30363, 36296, 40484, 41880, 45240, 45370, 50605, 54444, 60726, 68055, 80968, 90740, 101210, 108888, 121452, 131573, 136110, 151815, 181480, 202420, 242904, 263146, 272220, 303630, 394719, 404840, 526292, 544440, 607260, 657865, 789438, 1052584, 1214520, 1315730, 1578876, 1973595, 2631460, 3157752, 3947190, 5262920, 7894380, 15788760]

約数ペア:

[(1, 15788760), (2, 7894380), (3, 5262920), (4, 3947190), (5, 3157752), (6, 2631460), (8, 1973595), (10, 1578876), (12, 1315730), (13, 1214520), (15, 1052584), (20, 789438), (24, 657865), (26, 607260), (29, 544440), (30, 526292), (39, 404840), (40, 394719), (52, 303630), (58, 272220), (60, 263146), (65, 242904), (78, 202420), (87, 181480), (104, 151815), (116, 136110), (120, 131573), (130, 121452), (145, 108888), (156, 101210), (174, 90740), (195, 80968), (232, 68055), (260, 60726), (290, 54444), (312, 50605), (348, 45370), (349, 45240), (377, 41880), (390, 40484), (435, 36296), (520, 30363), (580, 27222), (696, 22685), (698, 22620), (754, 20940), (780, 20242), (870, 18148), (1047, 15080), (1131, 13960), (1160, 13611), (1396, 11310), (1508, 10470), (1560, 10121), (1740, 9074), (1745, 9048), (1885, 8376), (2094, 7540), (2262, 6980), (2792, 5655), (3016, 5235), (3480, 4537), (3490, 4524), (3770, 4188)]