280246920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{8311}}^1$

素因数の和:8606

約数の個数: 64

約数和(自身を含む): 843834240

約数和(自身を除く): 563587320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 281, 562, 843, 1124, 1405, 1686, 2248, 2810, 3372, 4215, 5620, 6744, 8311, 8430, 11240, 16622, 16860, 24933, 33244, 33720, 41555, 49866, 66488, 83110, 99732, 124665, 166220, 199464, 249330, 332440, 498660, 997320, 2335391, 4670782, 7006173, 9341564, 11676955, 14012346, 18683128, 23353910, 28024692, 35030865, 46707820, 56049384, 70061730, 93415640, 140123460, 280246920]

約数ペア:

[(1, 280246920), (2, 140123460), (3, 93415640), (4, 70061730), (5, 56049384), (6, 46707820), (8, 35030865), (10, 28024692), (12, 23353910), (15, 18683128), (20, 14012346), (24, 11676955), (30, 9341564), (40, 7006173), (60, 4670782), (120, 2335391), (281, 997320), (562, 498660), (843, 332440), (1124, 249330), (1405, 199464), (1686, 166220), (2248, 124665), (2810, 99732), (3372, 83110), (4215, 66488), (5620, 49866), (6744, 41555), (8311, 33720), (8430, 33244), (11240, 24933), (16622, 16860)]