123547410

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{499}}^1$

素因数の和:653

約数の個数: 128

約数和(自身を含む): 380160000

約数和(自身を除く): 256612590

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 131, 135, 189, 210, 262, 270, 315, 378, 393, 499, 630, 655, 786, 917, 945, 998, 1179, 1310, 1497, 1834, 1890, 1965, 2358, 2495, 2751, 2994, 3493, 3537, 3930, 4491, 4585, 4990, 5502, 5895, 6986, 7074, 7485, 8253, 8982, 9170, 10479, 11790, 13473, 13755, 14970, 16506, 17465, 17685, 20958, 22455, 24759, 26946, 27510, 31437, 34930, 35370, 41265, 44910, 49518, 52395, 62874, 65369, 67365, 82530, 94311, 104790, 123795, 130738, 134730, 157185, 188622, 196107, 247590, 314370, 326845, 392214, 457583, 471555, 588321, 653690, 915166, 943110, 980535, 1176642, 1372749, 1764963, 1961070, 2287915, 2745498, 2941605, 3529926, 4118247, 4575830, 5883210, 6863745, 8236494, 8824815, 12354741, 13727490, 17649630, 20591235, 24709482, 41182470, 61773705, 123547410]

約数ペア:

[(1, 123547410), (2, 61773705), (3, 41182470), (5, 24709482), (6, 20591235), (7, 17649630), (9, 13727490), (10, 12354741), (14, 8824815), (15, 8236494), (18, 6863745), (21, 5883210), (27, 4575830), (30, 4118247), (35, 3529926), (42, 2941605), (45, 2745498), (54, 2287915), (63, 1961070), (70, 1764963), (90, 1372749), (105, 1176642), (126, 980535), (131, 943110), (135, 915166), (189, 653690), (210, 588321), (262, 471555), (270, 457583), (315, 392214), (378, 326845), (393, 314370), (499, 247590), (630, 196107), (655, 188622), (786, 157185), (917, 134730), (945, 130738), (998, 123795), (1179, 104790), (1310, 94311), (1497, 82530), (1834, 67365), (1890, 65369), (1965, 62874), (2358, 52395), (2495, 49518), (2751, 44910), (2994, 41265), (3493, 35370), (3537, 34930), (3930, 31437), (4491, 27510), (4585, 26946), (4990, 24759), (5502, 22455), (5895, 20958), (6986, 17685), (7074, 17465), (7485, 16506), (8253, 14970), (8982, 13755), (9170, 13473), (10479, 11790)]