153681640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{881}}^1$

素因数の和:995

約数の個数: 96

約数和(自身を含む): 407219400

約数和(自身を除く): 253537760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 89, 98, 140, 178, 196, 245, 280, 356, 392, 445, 490, 623, 712, 881, 890, 980, 1246, 1762, 1780, 1960, 2492, 3115, 3524, 3560, 4361, 4405, 4984, 6167, 6230, 7048, 8722, 8810, 12334, 12460, 17444, 17620, 21805, 24668, 24920, 30835, 34888, 35240, 43169, 43610, 49336, 61670, 78409, 86338, 87220, 123340, 156818, 172676, 174440, 215845, 246680, 313636, 345352, 392045, 431690, 548863, 627272, 784090, 863380, 1097726, 1568180, 1726760, 2195452, 2744315, 3136360, 3842041, 4390904, 5488630, 7684082, 10977260, 15368164, 19210205, 21954520, 30736328, 38420410, 76840820, 153681640]

約数ペア:

[(1, 153681640), (2, 76840820), (4, 38420410), (5, 30736328), (7, 21954520), (8, 19210205), (10, 15368164), (14, 10977260), (20, 7684082), (28, 5488630), (35, 4390904), (40, 3842041), (49, 3136360), (56, 2744315), (70, 2195452), (89, 1726760), (98, 1568180), (140, 1097726), (178, 863380), (196, 784090), (245, 627272), (280, 548863), (356, 431690), (392, 392045), (445, 345352), (490, 313636), (623, 246680), (712, 215845), (881, 174440), (890, 172676), (980, 156818), (1246, 123340), (1762, 87220), (1780, 86338), (1960, 78409), (2492, 61670), (3115, 49336), (3524, 43610), (3560, 43169), (4361, 35240), (4405, 34888), (4984, 30835), (6167, 24920), (6230, 24668), (7048, 21805), (8722, 17620), (8810, 17444), (12334, 12460)]