154571970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1481}}^1$

素因数の和:1576

約数の個数: 96

約数和(自身を含む): 437913216

約数和(自身を除く): 283341246

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 71, 98, 105, 142, 147, 210, 213, 245, 294, 355, 426, 490, 497, 710, 735, 994, 1065, 1470, 1481, 1491, 2130, 2485, 2962, 2982, 3479, 4443, 4970, 6958, 7405, 7455, 8886, 10367, 10437, 14810, 14910, 17395, 20734, 20874, 22215, 31101, 34790, 44430, 51835, 52185, 62202, 72569, 103670, 104370, 105151, 145138, 155505, 210302, 217707, 311010, 315453, 362845, 435414, 525755, 630906, 725690, 736057, 1051510, 1088535, 1472114, 1577265, 2177070, 2208171, 3154530, 3680285, 4416342, 5152399, 7360570, 10304798, 11040855, 15457197, 22081710, 25761995, 30914394, 51523990, 77285985, 154571970]

約数ペア:

[(1, 154571970), (2, 77285985), (3, 51523990), (5, 30914394), (6, 25761995), (7, 22081710), (10, 15457197), (14, 11040855), (15, 10304798), (21, 7360570), (30, 5152399), (35, 4416342), (42, 3680285), (49, 3154530), (70, 2208171), (71, 2177070), (98, 1577265), (105, 1472114), (142, 1088535), (147, 1051510), (210, 736057), (213, 725690), (245, 630906), (294, 525755), (355, 435414), (426, 362845), (490, 315453), (497, 311010), (710, 217707), (735, 210302), (994, 155505), (1065, 145138), (1470, 105151), (1481, 104370), (1491, 103670), (2130, 72569), (2485, 62202), (2962, 52185), (2982, 51835), (3479, 44430), (4443, 34790), (4970, 31101), (6958, 22215), (7405, 20874), (7455, 20734), (8886, 17395), (10367, 14910), (10437, 14810)]