261749320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{49201}}^1$

素因数の和:49238

約数の個数: 64

約数和(自身を含む): 708508800

約数和(自身を除く): 446759480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 49201, 98402, 196804, 246005, 344407, 393608, 492010, 688814, 934819, 984020, 1377628, 1722035, 1869638, 1968040, 2755256, 3444070, 3739276, 4674095, 6543733, 6888140, 7478552, 9348190, 13087466, 13776280, 18696380, 26174932, 32718665, 37392760, 52349864, 65437330, 130874660, 261749320]

約数ペア:

[(1, 261749320), (2, 130874660), (4, 65437330), (5, 52349864), (7, 37392760), (8, 32718665), (10, 26174932), (14, 18696380), (19, 13776280), (20, 13087466), (28, 9348190), (35, 7478552), (38, 6888140), (40, 6543733), (56, 4674095), (70, 3739276), (76, 3444070), (95, 2755256), (133, 1968040), (140, 1869638), (152, 1722035), (190, 1377628), (266, 984020), (280, 934819), (380, 688814), (532, 492010), (665, 393608), (760, 344407), (1064, 246005), (1330, 196804), (2660, 98402), (5320, 49201)]