15276560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:460

約数の個数: 80

約数和(自身を含む): 39382896

約数和(自身を除く): 24106336

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 260, 296, 370, 397, 481, 520, 592, 740, 794, 962, 1040, 1480, 1588, 1924, 1985, 2405, 2960, 3176, 3848, 3970, 4810, 5161, 6352, 7696, 7940, 9620, 10322, 14689, 15880, 19240, 20644, 25805, 29378, 31760, 38480, 41288, 51610, 58756, 73445, 82576, 103220, 117512, 146890, 190957, 206440, 235024, 293780, 381914, 412880, 587560, 763828, 954785, 1175120, 1527656, 1909570, 3055312, 3819140, 7638280, 15276560]

約数ペア:

[(1, 15276560), (2, 7638280), (4, 3819140), (5, 3055312), (8, 1909570), (10, 1527656), (13, 1175120), (16, 954785), (20, 763828), (26, 587560), (37, 412880), (40, 381914), (52, 293780), (65, 235024), (74, 206440), (80, 190957), (104, 146890), (130, 117512), (148, 103220), (185, 82576), (208, 73445), (260, 58756), (296, 51610), (370, 41288), (397, 38480), (481, 31760), (520, 29378), (592, 25805), (740, 20644), (794, 19240), (962, 15880), (1040, 14689), (1480, 10322), (1588, 9620), (1924, 7940), (1985, 7696), (2405, 6352), (2960, 5161), (3176, 4810), (3848, 3970)]