400139568

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{29879}}^1$

素因数の和:29927

約数の個数: 80

約数和(自身を含む): 1185638400

約数和(自身を除く): 785498832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 93, 108, 124, 144, 186, 216, 248, 279, 372, 432, 496, 558, 744, 837, 1116, 1488, 1674, 2232, 3348, 4464, 6696, 13392, 29879, 59758, 89637, 119516, 179274, 239032, 268911, 358548, 478064, 537822, 717096, 806733, 926249, 1075644, 1434192, 1613466, 1852498, 2151288, 2778747, 3226932, 3704996, 4302576, 5557494, 6453864, 7409992, 8336241, 11114988, 12907728, 14819984, 16672482, 22229976, 25008723, 33344964, 44459952, 50017446, 66689928, 100034892, 133379856, 200069784, 400139568]

約数ペア:

[(1, 400139568), (2, 200069784), (3, 133379856), (4, 100034892), (6, 66689928), (8, 50017446), (9, 44459952), (12, 33344964), (16, 25008723), (18, 22229976), (24, 16672482), (27, 14819984), (31, 12907728), (36, 11114988), (48, 8336241), (54, 7409992), (62, 6453864), (72, 5557494), (93, 4302576), (108, 3704996), (124, 3226932), (144, 2778747), (186, 2151288), (216, 1852498), (248, 1613466), (279, 1434192), (372, 1075644), (432, 926249), (496, 806733), (558, 717096), (744, 537822), (837, 478064), (1116, 358548), (1488, 268911), (1674, 239032), (2232, 179274), (3348, 119516), (4464, 89637), (6696, 59758), (13392, 29879)]