74459490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20857}}^1$

素因数の和:20891

約数の個数: 64

約数和(自身を含む): 216255744

約数和(自身を除く): 141796254

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 357, 510, 595, 714, 1190, 1785, 3570, 20857, 41714, 62571, 104285, 125142, 145999, 208570, 291998, 312855, 354569, 437997, 625710, 709138, 729995, 875994, 1063707, 1459990, 1772845, 2127414, 2189985, 2481983, 3545690, 4379970, 4963966, 5318535, 7445949, 10637070, 12409915, 14891898, 24819830, 37229745, 74459490]

約数ペア:

[(1, 74459490), (2, 37229745), (3, 24819830), (5, 14891898), (6, 12409915), (7, 10637070), (10, 7445949), (14, 5318535), (15, 4963966), (17, 4379970), (21, 3545690), (30, 2481983), (34, 2189985), (35, 2127414), (42, 1772845), (51, 1459990), (70, 1063707), (85, 875994), (102, 729995), (105, 709138), (119, 625710), (170, 437997), (210, 354569), (238, 312855), (255, 291998), (357, 208570), (510, 145999), (595, 125142), (714, 104285), (1190, 62571), (1785, 41714), (3570, 20857)]