291311580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9769}}^1$

素因数の和:9859

約数の個数: 96

約数和(自身を含む): 945423360

約数和(自身を除く): 654111780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 420, 426, 497, 710, 852, 994, 1065, 1420, 1491, 1988, 2130, 2485, 2982, 4260, 4970, 5964, 7455, 9769, 9940, 14910, 19538, 29307, 29820, 39076, 48845, 58614, 68383, 97690, 117228, 136766, 146535, 195380, 205149, 273532, 293070, 341915, 410298, 586140, 683830, 693599, 820596, 1025745, 1367660, 1387198, 2051490, 2080797, 2774396, 3467995, 4102980, 4161594, 4855193, 6935990, 8323188, 9710386, 10403985, 13871980, 14565579, 19420772, 20807970, 24275965, 29131158, 41615940, 48551930, 58262316, 72827895, 97103860, 145655790, 291311580]

約数ペア:

[(1, 291311580), (2, 145655790), (3, 97103860), (4, 72827895), (5, 58262316), (6, 48551930), (7, 41615940), (10, 29131158), (12, 24275965), (14, 20807970), (15, 19420772), (20, 14565579), (21, 13871980), (28, 10403985), (30, 9710386), (35, 8323188), (42, 6935990), (60, 4855193), (70, 4161594), (71, 4102980), (84, 3467995), (105, 2774396), (140, 2080797), (142, 2051490), (210, 1387198), (213, 1367660), (284, 1025745), (355, 820596), (420, 693599), (426, 683830), (497, 586140), (710, 410298), (852, 341915), (994, 293070), (1065, 273532), (1420, 205149), (1491, 195380), (1988, 146535), (2130, 136766), (2485, 117228), (2982, 97690), (4260, 68383), (4970, 58614), (5964, 48845), (7455, 39076), (9769, 29820), (9940, 29307), (14910, 19538)]