72579520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:342

約数の個数: 112

約数和(自身を含む): 189463680

約数和(自身を除く): 116884160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 73, 80, 104, 130, 146, 160, 208, 239, 260, 292, 320, 365, 416, 478, 520, 584, 730, 832, 949, 956, 1040, 1168, 1195, 1460, 1898, 1912, 2080, 2336, 2390, 2920, 3107, 3796, 3824, 4160, 4672, 4745, 4780, 5840, 6214, 7592, 7648, 9490, 9560, 11680, 12428, 15184, 15296, 15535, 17447, 18980, 19120, 23360, 24856, 30368, 31070, 34894, 37960, 38240, 49712, 60736, 62140, 69788, 75920, 76480, 87235, 99424, 124280, 139576, 151840, 174470, 198848, 226811, 248560, 279152, 303680, 348940, 453622, 497120, 558304, 697880, 907244, 994240, 1116608, 1134055, 1395760, 1814488, 2268110, 2791520, 3628976, 4536220, 5583040, 7257952, 9072440, 14515904, 18144880, 36289760, 72579520]

約数ペア:

[(1, 72579520), (2, 36289760), (4, 18144880), (5, 14515904), (8, 9072440), (10, 7257952), (13, 5583040), (16, 4536220), (20, 3628976), (26, 2791520), (32, 2268110), (40, 1814488), (52, 1395760), (64, 1134055), (65, 1116608), (73, 994240), (80, 907244), (104, 697880), (130, 558304), (146, 497120), (160, 453622), (208, 348940), (239, 303680), (260, 279152), (292, 248560), (320, 226811), (365, 198848), (416, 174470), (478, 151840), (520, 139576), (584, 124280), (730, 99424), (832, 87235), (949, 76480), (956, 75920), (1040, 69788), (1168, 62140), (1195, 60736), (1460, 49712), (1898, 38240), (1912, 37960), (2080, 34894), (2336, 31070), (2390, 30368), (2920, 24856), (3107, 23360), (3796, 19120), (3824, 18980), (4160, 17447), (4672, 15535), (4745, 15296), (4780, 15184), (5840, 12428), (6214, 11680), (7592, 9560), (7648, 9490)]