15916920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:189

約数の個数: 128

約数和(自身を含む): 51148800

約数和(自身を除く): 35231880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 73, 79, 92, 115, 120, 138, 146, 158, 184, 219, 230, 237, 276, 292, 316, 345, 365, 395, 438, 460, 474, 552, 584, 632, 690, 730, 790, 876, 920, 948, 1095, 1185, 1380, 1460, 1580, 1679, 1752, 1817, 1896, 2190, 2370, 2760, 2920, 3160, 3358, 3634, 4380, 4740, 5037, 5451, 5767, 6716, 7268, 8395, 8760, 9085, 9480, 10074, 10902, 11534, 13432, 14536, 16790, 17301, 18170, 20148, 21804, 23068, 25185, 27255, 28835, 33580, 34602, 36340, 40296, 43608, 46136, 50370, 54510, 57670, 67160, 69204, 72680, 86505, 100740, 109020, 115340, 132641, 138408, 173010, 201480, 218040, 230680, 265282, 346020, 397923, 530564, 663205, 692040, 795846, 1061128, 1326410, 1591692, 1989615, 2652820, 3183384, 3979230, 5305640, 7958460, 15916920]

約数ペア:

[(1, 15916920), (2, 7958460), (3, 5305640), (4, 3979230), (5, 3183384), (6, 2652820), (8, 1989615), (10, 1591692), (12, 1326410), (15, 1061128), (20, 795846), (23, 692040), (24, 663205), (30, 530564), (40, 397923), (46, 346020), (60, 265282), (69, 230680), (73, 218040), (79, 201480), (92, 173010), (115, 138408), (120, 132641), (138, 115340), (146, 109020), (158, 100740), (184, 86505), (219, 72680), (230, 69204), (237, 67160), (276, 57670), (292, 54510), (316, 50370), (345, 46136), (365, 43608), (395, 40296), (438, 36340), (460, 34602), (474, 33580), (552, 28835), (584, 27255), (632, 25185), (690, 23068), (730, 21804), (790, 20148), (876, 18170), (920, 17301), (948, 16790), (1095, 14536), (1185, 13432), (1380, 11534), (1460, 10902), (1580, 10074), (1679, 9480), (1752, 9085), (1817, 8760), (1896, 8395), (2190, 7268), (2370, 6716), (2760, 5767), (2920, 5451), (3160, 5037), (3358, 4740), (3634, 4380)]