87020730

素因数分解:

$2^1\times 3^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:224

約数の個数: 128

約数和(自身を含む): 246551040

約数和(自身を除く): 159530310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 81, 90, 115, 135, 138, 162, 173, 207, 230, 243, 270, 345, 346, 405, 414, 486, 519, 621, 690, 729, 810, 865, 1035, 1038, 1215, 1242, 1458, 1557, 1730, 1863, 2070, 2187, 2430, 2595, 3105, 3114, 3645, 3726, 3979, 4374, 4671, 5190, 5589, 6210, 7290, 7785, 7958, 9315, 9342, 10935, 11178, 11937, 14013, 15570, 16767, 18630, 19895, 21870, 23355, 23874, 27945, 28026, 33534, 35811, 39790, 42039, 46710, 50301, 55890, 59685, 70065, 71622, 83835, 84078, 100602, 107433, 119370, 126117, 140130, 167670, 179055, 210195, 214866, 251505, 252234, 322299, 358110, 378351, 420390, 503010, 537165, 630585, 644598, 756702, 966897, 1074330, 1261170, 1611495, 1891755, 1933794, 2900691, 3222990, 3783510, 4834485, 5801382, 8702073, 9668970, 14503455, 17404146, 29006910, 43510365, 87020730]

約数ペア:

[(1, 87020730), (2, 43510365), (3, 29006910), (5, 17404146), (6, 14503455), (9, 9668970), (10, 8702073), (15, 5801382), (18, 4834485), (23, 3783510), (27, 3222990), (30, 2900691), (45, 1933794), (46, 1891755), (54, 1611495), (69, 1261170), (81, 1074330), (90, 966897), (115, 756702), (135, 644598), (138, 630585), (162, 537165), (173, 503010), (207, 420390), (230, 378351), (243, 358110), (270, 322299), (345, 252234), (346, 251505), (405, 214866), (414, 210195), (486, 179055), (519, 167670), (621, 140130), (690, 126117), (729, 119370), (810, 107433), (865, 100602), (1035, 84078), (1038, 83835), (1215, 71622), (1242, 70065), (1458, 59685), (1557, 55890), (1730, 50301), (1863, 46710), (2070, 42039), (2187, 39790), (2430, 35811), (2595, 33534), (3105, 28026), (3114, 27945), (3645, 23874), (3726, 23355), (3979, 21870), (4374, 19895), (4671, 18630), (5190, 16767), (5589, 15570), (6210, 14013), (7290, 11937), (7785, 11178), (7958, 10935), (9315, 9342)]