221719936

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:903

約数の個数: 64

約数和(自身を含む): 462965760

約数和(自身を除く): 241245824

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 71, 124, 128, 142, 248, 284, 496, 568, 787, 992, 1136, 1574, 1984, 2201, 2272, 3148, 3968, 4402, 4544, 6296, 8804, 9088, 12592, 17608, 24397, 25184, 35216, 48794, 50368, 55877, 70432, 97588, 100736, 111754, 140864, 195176, 223508, 281728, 390352, 447016, 780704, 894032, 1561408, 1732187, 1788064, 3122816, 3464374, 3576128, 6928748, 7152256, 13857496, 27714992, 55429984, 110859968, 221719936]

約数ペア:

[(1, 221719936), (2, 110859968), (4, 55429984), (8, 27714992), (16, 13857496), (31, 7152256), (32, 6928748), (62, 3576128), (64, 3464374), (71, 3122816), (124, 1788064), (128, 1732187), (142, 1561408), (248, 894032), (284, 780704), (496, 447016), (568, 390352), (787, 281728), (992, 223508), (1136, 195176), (1574, 140864), (1984, 111754), (2201, 100736), (2272, 97588), (3148, 70432), (3968, 55877), (4402, 50368), (4544, 48794), (6296, 35216), (8804, 25184), (9088, 24397), (12592, 17608)]