247136370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{1999}}^1$

素因数の和:2339

約数の個数: 64

約数和(自身を含む): 641088000

約数和(自身を除く): 393951630

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 317, 390, 634, 951, 1585, 1902, 1999, 3170, 3998, 4121, 4755, 5997, 8242, 9510, 9995, 11994, 12363, 19990, 20605, 24726, 25987, 29985, 41210, 51974, 59970, 61815, 77961, 123630, 129935, 155922, 259870, 389805, 633683, 779610, 1267366, 1901049, 3168415, 3802098, 6336830, 8237879, 9505245, 16475758, 19010490, 24713637, 41189395, 49427274, 82378790, 123568185, 247136370]

約数ペア:

[(1, 247136370), (2, 123568185), (3, 82378790), (5, 49427274), (6, 41189395), (10, 24713637), (13, 19010490), (15, 16475758), (26, 9505245), (30, 8237879), (39, 6336830), (65, 3802098), (78, 3168415), (130, 1901049), (195, 1267366), (317, 779610), (390, 633683), (634, 389805), (951, 259870), (1585, 155922), (1902, 129935), (1999, 123630), (3170, 77961), (3998, 61815), (4121, 59970), (4755, 51974), (5997, 41210), (8242, 29985), (9510, 25987), (9995, 24726), (11994, 20605), (12363, 19990)]