77990280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:423

約数の個数: 128

約数和(自身を含む): 246153600

約数和(自身を除く): 168163320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 73, 87, 116, 120, 145, 146, 174, 219, 232, 290, 292, 307, 348, 365, 435, 438, 580, 584, 614, 696, 730, 870, 876, 921, 1095, 1160, 1228, 1460, 1535, 1740, 1752, 1842, 2117, 2190, 2456, 2920, 3070, 3480, 3684, 4234, 4380, 4605, 6140, 6351, 7368, 8468, 8760, 8903, 9210, 10585, 12280, 12702, 16936, 17806, 18420, 21170, 22411, 25404, 26709, 31755, 35612, 36840, 42340, 44515, 44822, 50808, 53418, 63510, 67233, 71224, 84680, 89030, 89644, 106836, 112055, 127020, 133545, 134466, 178060, 179288, 213672, 224110, 254040, 267090, 268932, 336165, 356120, 448220, 534180, 537864, 649919, 672330, 896440, 1068360, 1299838, 1344660, 1949757, 2599676, 2689320, 3249595, 3899514, 5199352, 6499190, 7799028, 9748785, 12998380, 15598056, 19497570, 25996760, 38995140, 77990280]

約数ペア:

[(1, 77990280), (2, 38995140), (3, 25996760), (4, 19497570), (5, 15598056), (6, 12998380), (8, 9748785), (10, 7799028), (12, 6499190), (15, 5199352), (20, 3899514), (24, 3249595), (29, 2689320), (30, 2599676), (40, 1949757), (58, 1344660), (60, 1299838), (73, 1068360), (87, 896440), (116, 672330), (120, 649919), (145, 537864), (146, 534180), (174, 448220), (219, 356120), (232, 336165), (290, 268932), (292, 267090), (307, 254040), (348, 224110), (365, 213672), (435, 179288), (438, 178060), (580, 134466), (584, 133545), (614, 127020), (696, 112055), (730, 106836), (870, 89644), (876, 89030), (921, 84680), (1095, 71224), (1160, 67233), (1228, 63510), (1460, 53418), (1535, 50808), (1740, 44822), (1752, 44515), (1842, 42340), (2117, 36840), (2190, 35612), (2456, 31755), (2920, 26709), (3070, 25404), (3480, 22411), (3684, 21170), (4234, 18420), (4380, 17806), (4605, 16936), (6140, 12702), (6351, 12280), (7368, 10585), (8468, 9210), (8760, 8903)]