250240

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:59

約数の個数: 64

約数和(自身を含む): 660960

約数和(自身を除く): 410720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 64, 68, 80, 85, 92, 115, 128, 136, 160, 170, 184, 230, 272, 320, 340, 368, 391, 460, 544, 640, 680, 736, 782, 920, 1088, 1360, 1472, 1564, 1840, 1955, 2176, 2720, 2944, 3128, 3680, 3910, 5440, 6256, 7360, 7820, 10880, 12512, 14720, 15640, 25024, 31280, 50048, 62560, 125120, 250240]

約数ペア:

[(1, 250240), (2, 125120), (4, 62560), (5, 50048), (8, 31280), (10, 25024), (16, 15640), (17, 14720), (20, 12512), (23, 10880), (32, 7820), (34, 7360), (40, 6256), (46, 5440), (64, 3910), (68, 3680), (80, 3128), (85, 2944), (92, 2720), (115, 2176), (128, 1955), (136, 1840), (160, 1564), (170, 1472), (184, 1360), (230, 1088), (272, 920), (320, 782), (340, 736), (368, 680), (391, 640), (460, 544)]