129311820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{65309}}^1$

素因数の和:65335

約数の個数: 72

約数和(自身を含む): 427911120

約数和(自身を除く): 298599300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 65309, 130618, 195927, 261236, 326545, 391854, 587781, 653090, 718399, 783708, 979635, 1175562, 1306180, 1436798, 1959270, 2155197, 2351124, 2873596, 2938905, 3591995, 3918540, 4310394, 5877810, 6465591, 7183990, 8620788, 10775985, 11755620, 12931182, 14367980, 21551970, 25862364, 32327955, 43103940, 64655910, 129311820]

約数ペア:

[(1, 129311820), (2, 64655910), (3, 43103940), (4, 32327955), (5, 25862364), (6, 21551970), (9, 14367980), (10, 12931182), (11, 11755620), (12, 10775985), (15, 8620788), (18, 7183990), (20, 6465591), (22, 5877810), (30, 4310394), (33, 3918540), (36, 3591995), (44, 2938905), (45, 2873596), (55, 2351124), (60, 2155197), (66, 1959270), (90, 1436798), (99, 1306180), (110, 1175562), (132, 979635), (165, 783708), (180, 718399), (198, 653090), (220, 587781), (330, 391854), (396, 326545), (495, 261236), (660, 195927), (990, 130618), (1980, 65309)]