15666479440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{119921}}^1$

素因数の和:120028

約数の個数: 80

約数和(自身を含む): 38543890176

約数和(自身を除く): 22877410736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 71, 80, 92, 115, 142, 184, 230, 284, 355, 368, 460, 568, 710, 920, 1136, 1420, 1633, 1840, 2840, 3266, 5680, 6532, 8165, 13064, 16330, 26128, 32660, 65320, 119921, 130640, 239842, 479684, 599605, 959368, 1199210, 1918736, 2398420, 2758183, 4796840, 5516366, 8514391, 9593680, 11032732, 13790915, 17028782, 22065464, 27581830, 34057564, 42571955, 44130928, 55163660, 68115128, 85143910, 110327320, 136230256, 170287820, 195830993, 220654640, 340575640, 391661986, 681151280, 783323972, 979154965, 1566647944, 1958309930, 3133295888, 3916619860, 7833239720, 15666479440]

約数ペア:

[(1, 15666479440), (2, 7833239720), (4, 3916619860), (5, 3133295888), (8, 1958309930), (10, 1566647944), (16, 979154965), (20, 783323972), (23, 681151280), (40, 391661986), (46, 340575640), (71, 220654640), (80, 195830993), (92, 170287820), (115, 136230256), (142, 110327320), (184, 85143910), (230, 68115128), (284, 55163660), (355, 44130928), (368, 42571955), (460, 34057564), (568, 27581830), (710, 22065464), (920, 17028782), (1136, 13790915), (1420, 11032732), (1633, 9593680), (1840, 8514391), (2840, 5516366), (3266, 4796840), (5680, 2758183), (6532, 2398420), (8165, 1918736), (13064, 1199210), (16330, 959368), (26128, 599605), (32660, 479684), (65320, 239842), (119921, 130640)]