15327480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:349

約数の個数: 128

約数和(自身を含む): 53498880

約数和(自身を除く): 38171400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 257, 280, 284, 355, 420, 426, 497, 514, 568, 710, 771, 840, 852, 994, 1028, 1065, 1285, 1420, 1491, 1542, 1704, 1799, 1988, 2056, 2130, 2485, 2570, 2840, 2982, 3084, 3598, 3855, 3976, 4260, 4970, 5140, 5397, 5964, 6168, 7196, 7455, 7710, 8520, 8995, 9940, 10280, 10794, 11928, 14392, 14910, 15420, 17990, 18247, 19880, 21588, 26985, 29820, 30840, 35980, 36494, 43176, 53970, 54741, 59640, 71960, 72988, 91235, 107940, 109482, 127729, 145976, 182470, 215880, 218964, 255458, 273705, 364940, 383187, 437928, 510916, 547410, 638645, 729880, 766374, 1021832, 1094820, 1277290, 1532748, 1915935, 2189640, 2554580, 3065496, 3831870, 5109160, 7663740, 15327480]

約数ペア:

[(1, 15327480), (2, 7663740), (3, 5109160), (4, 3831870), (5, 3065496), (6, 2554580), (7, 2189640), (8, 1915935), (10, 1532748), (12, 1277290), (14, 1094820), (15, 1021832), (20, 766374), (21, 729880), (24, 638645), (28, 547410), (30, 510916), (35, 437928), (40, 383187), (42, 364940), (56, 273705), (60, 255458), (70, 218964), (71, 215880), (84, 182470), (105, 145976), (120, 127729), (140, 109482), (142, 107940), (168, 91235), (210, 72988), (213, 71960), (257, 59640), (280, 54741), (284, 53970), (355, 43176), (420, 36494), (426, 35980), (497, 30840), (514, 29820), (568, 26985), (710, 21588), (771, 19880), (840, 18247), (852, 17990), (994, 15420), (1028, 14910), (1065, 14392), (1285, 11928), (1420, 10794), (1491, 10280), (1542, 9940), (1704, 8995), (1799, 8520), (1988, 7710), (2056, 7455), (2130, 7196), (2485, 6168), (2570, 5964), (2840, 5397), (2982, 5140), (3084, 4970), (3598, 4260), (3855, 3976)]