15479920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:262

約数の個数: 80

約数和(自身を含む): 38568960

約数和(自身を除く): 23089040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 47, 80, 92, 94, 115, 179, 184, 188, 230, 235, 358, 368, 376, 460, 470, 716, 752, 895, 920, 940, 1081, 1432, 1790, 1840, 1880, 2162, 2864, 3580, 3760, 4117, 4324, 5405, 7160, 8234, 8413, 8648, 10810, 14320, 16468, 16826, 17296, 20585, 21620, 32936, 33652, 41170, 42065, 43240, 65872, 67304, 82340, 84130, 86480, 134608, 164680, 168260, 193499, 329360, 336520, 386998, 673040, 773996, 967495, 1547992, 1934990, 3095984, 3869980, 7739960, 15479920]

約数ペア:

[(1, 15479920), (2, 7739960), (4, 3869980), (5, 3095984), (8, 1934990), (10, 1547992), (16, 967495), (20, 773996), (23, 673040), (40, 386998), (46, 336520), (47, 329360), (80, 193499), (92, 168260), (94, 164680), (115, 134608), (179, 86480), (184, 84130), (188, 82340), (230, 67304), (235, 65872), (358, 43240), (368, 42065), (376, 41170), (460, 33652), (470, 32936), (716, 21620), (752, 20585), (895, 17296), (920, 16826), (940, 16468), (1081, 14320), (1432, 10810), (1790, 8648), (1840, 8413), (1880, 8234), (2162, 7160), (2864, 5405), (3580, 4324), (3760, 4117)]