189844960

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{317}}^1$

素因数の和:548

約数の個数: 96

約数和(自身を含む): 476007840

約数和(自身を除く): 286162880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 197, 304, 317, 380, 394, 608, 634, 760, 788, 985, 1268, 1520, 1576, 1585, 1970, 2536, 3040, 3152, 3170, 3743, 3940, 5072, 6023, 6304, 6340, 7486, 7880, 10144, 12046, 12680, 14972, 15760, 18715, 24092, 25360, 29944, 30115, 31520, 37430, 48184, 50720, 59888, 60230, 62449, 74860, 96368, 119776, 120460, 124898, 149720, 192736, 240920, 249796, 299440, 312245, 481840, 499592, 598880, 624490, 963680, 999184, 1186531, 1248980, 1998368, 2373062, 2497960, 4746124, 4995920, 5932655, 9492248, 9991840, 11865310, 18984496, 23730620, 37968992, 47461240, 94922480, 189844960]

約数ペア:

[(1, 189844960), (2, 94922480), (4, 47461240), (5, 37968992), (8, 23730620), (10, 18984496), (16, 11865310), (19, 9991840), (20, 9492248), (32, 5932655), (38, 4995920), (40, 4746124), (76, 2497960), (80, 2373062), (95, 1998368), (152, 1248980), (160, 1186531), (190, 999184), (197, 963680), (304, 624490), (317, 598880), (380, 499592), (394, 481840), (608, 312245), (634, 299440), (760, 249796), (788, 240920), (985, 192736), (1268, 149720), (1520, 124898), (1576, 120460), (1585, 119776), (1970, 96368), (2536, 74860), (3040, 62449), (3152, 60230), (3170, 59888), (3743, 50720), (3940, 48184), (5072, 37430), (6023, 31520), (6304, 30115), (6340, 29944), (7486, 25360), (7880, 24092), (10144, 18715), (12046, 15760), (12680, 14972)]