628093728

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{70351}}^1$

素因数の和:70398

約数の個数: 72

約数和(自身を含む): 1843785216

約数和(自身を除く): 1215691488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 70351, 140702, 211053, 281404, 422106, 562808, 633159, 844212, 1125616, 1266318, 1688424, 2180881, 2251232, 2532636, 3376848, 4361762, 5065272, 6542643, 6753696, 8723524, 10130544, 13085286, 17447048, 19627929, 20261088, 26170572, 34894096, 39255858, 52341144, 69788192, 78511716, 104682288, 157023432, 209364576, 314046864, 628093728]

約数ペア:

[(1, 628093728), (2, 314046864), (3, 209364576), (4, 157023432), (6, 104682288), (8, 78511716), (9, 69788192), (12, 52341144), (16, 39255858), (18, 34894096), (24, 26170572), (31, 20261088), (32, 19627929), (36, 17447048), (48, 13085286), (62, 10130544), (72, 8723524), (93, 6753696), (96, 6542643), (124, 5065272), (144, 4361762), (186, 3376848), (248, 2532636), (279, 2251232), (288, 2180881), (372, 1688424), (496, 1266318), (558, 1125616), (744, 844212), (992, 633159), (1116, 562808), (1488, 422106), (2232, 281404), (2976, 211053), (4464, 140702), (8928, 70351)]