438996880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{2113}}^1$

素因数の和:2193

約数の個数: 120

約数和(自身を含む): 1210281912

約数和(自身を除く): 771285032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 53, 56, 70, 80, 98, 106, 112, 140, 196, 212, 245, 265, 280, 371, 392, 424, 490, 530, 560, 742, 784, 848, 980, 1060, 1484, 1855, 1960, 2113, 2120, 2597, 2968, 3710, 3920, 4226, 4240, 5194, 5936, 7420, 8452, 10388, 10565, 12985, 14791, 14840, 16904, 20776, 21130, 25970, 29582, 29680, 33808, 41552, 42260, 51940, 59164, 73955, 84520, 103537, 103880, 111989, 118328, 147910, 169040, 207074, 207760, 223978, 236656, 295820, 414148, 447956, 517685, 559945, 591640, 783923, 828296, 895912, 1035370, 1119890, 1183280, 1567846, 1656592, 1791824, 2070740, 2239780, 3135692, 3919615, 4141480, 4479560, 5487461, 6271384, 7839230, 8282960, 8959120, 10974922, 12542768, 15678460, 21949844, 27437305, 31356920, 43899688, 54874610, 62713840, 87799376, 109749220, 219498440, 438996880]

約数ペア:

[(1, 438996880), (2, 219498440), (4, 109749220), (5, 87799376), (7, 62713840), (8, 54874610), (10, 43899688), (14, 31356920), (16, 27437305), (20, 21949844), (28, 15678460), (35, 12542768), (40, 10974922), (49, 8959120), (53, 8282960), (56, 7839230), (70, 6271384), (80, 5487461), (98, 4479560), (106, 4141480), (112, 3919615), (140, 3135692), (196, 2239780), (212, 2070740), (245, 1791824), (265, 1656592), (280, 1567846), (371, 1183280), (392, 1119890), (424, 1035370), (490, 895912), (530, 828296), (560, 783923), (742, 591640), (784, 559945), (848, 517685), (980, 447956), (1060, 414148), (1484, 295820), (1855, 236656), (1960, 223978), (2113, 207760), (2120, 207074), (2597, 169040), (2968, 147910), (3710, 118328), (3920, 111989), (4226, 103880), (4240, 103537), (5194, 84520), (5936, 73955), (7420, 59164), (8452, 51940), (10388, 42260), (10565, 41552), (12985, 33808), (14791, 29680), (14840, 29582), (16904, 25970), (20776, 21130)]