251007930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29989}}^1$

素因数の和:30036

約数の個数: 64

約数和(自身を含む): 690969600

約数和(自身を除く): 439961670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 465, 558, 837, 930, 1395, 1674, 2790, 4185, 8370, 29989, 59978, 89967, 149945, 179934, 269901, 299890, 449835, 539802, 809703, 899670, 929659, 1349505, 1619406, 1859318, 2699010, 2788977, 4048515, 4648295, 5577954, 8097030, 8366931, 9296590, 13944885, 16733862, 25100793, 27889770, 41834655, 50201586, 83669310, 125503965, 251007930]

約数ペア:

[(1, 251007930), (2, 125503965), (3, 83669310), (5, 50201586), (6, 41834655), (9, 27889770), (10, 25100793), (15, 16733862), (18, 13944885), (27, 9296590), (30, 8366931), (31, 8097030), (45, 5577954), (54, 4648295), (62, 4048515), (90, 2788977), (93, 2699010), (135, 1859318), (155, 1619406), (186, 1349505), (270, 929659), (279, 899670), (310, 809703), (465, 539802), (558, 449835), (837, 299890), (930, 269901), (1395, 179934), (1674, 149945), (2790, 89967), (4185, 59978), (8370, 29989)]