290391420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{6197}}^1$

素因数の和:6291

約数の個数: 96

約数和(自身を含む): 899652096

約数和(自身を除く): 609260676

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 71, 110, 132, 142, 165, 213, 220, 284, 330, 355, 426, 660, 710, 781, 852, 1065, 1420, 1562, 2130, 2343, 3124, 3905, 4260, 4686, 6197, 7810, 9372, 11715, 12394, 15620, 18591, 23430, 24788, 30985, 37182, 46860, 61970, 68167, 74364, 92955, 123940, 136334, 185910, 204501, 272668, 340835, 371820, 409002, 439987, 681670, 818004, 879974, 1022505, 1319961, 1363340, 1759948, 2045010, 2199935, 2639922, 4090020, 4399870, 4839857, 5279844, 6599805, 8799740, 9679714, 13199610, 14519571, 19359428, 24199285, 26399220, 29039142, 48398570, 58078284, 72597855, 96797140, 145195710, 290391420]

約数ペア:

[(1, 290391420), (2, 145195710), (3, 96797140), (4, 72597855), (5, 58078284), (6, 48398570), (10, 29039142), (11, 26399220), (12, 24199285), (15, 19359428), (20, 14519571), (22, 13199610), (30, 9679714), (33, 8799740), (44, 6599805), (55, 5279844), (60, 4839857), (66, 4399870), (71, 4090020), (110, 2639922), (132, 2199935), (142, 2045010), (165, 1759948), (213, 1363340), (220, 1319961), (284, 1022505), (330, 879974), (355, 818004), (426, 681670), (660, 439987), (710, 409002), (781, 371820), (852, 340835), (1065, 272668), (1420, 204501), (1562, 185910), (2130, 136334), (2343, 123940), (3124, 92955), (3905, 74364), (4260, 68167), (4686, 61970), (6197, 46860), (7810, 37182), (9372, 30985), (11715, 24788), (12394, 23430), (15620, 18591)]