688160

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:66

約数の個数: 96

約数和(自身を含む): 1959552

約数和(自身を除く): 1271392

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 23, 32, 34, 40, 44, 46, 55, 68, 80, 85, 88, 92, 110, 115, 136, 160, 170, 176, 184, 187, 220, 230, 253, 272, 340, 352, 368, 374, 391, 440, 460, 506, 544, 680, 736, 748, 782, 880, 920, 935, 1012, 1265, 1360, 1496, 1564, 1760, 1840, 1870, 1955, 2024, 2530, 2720, 2992, 3128, 3680, 3740, 3910, 4048, 4301, 5060, 5984, 6256, 7480, 7820, 8096, 8602, 10120, 12512, 14960, 15640, 17204, 20240, 21505, 29920, 31280, 34408, 40480, 43010, 62560, 68816, 86020, 137632, 172040, 344080, 688160]

約数ペア:

[(1, 688160), (2, 344080), (4, 172040), (5, 137632), (8, 86020), (10, 68816), (11, 62560), (16, 43010), (17, 40480), (20, 34408), (22, 31280), (23, 29920), (32, 21505), (34, 20240), (40, 17204), (44, 15640), (46, 14960), (55, 12512), (68, 10120), (80, 8602), (85, 8096), (88, 7820), (92, 7480), (110, 6256), (115, 5984), (136, 5060), (160, 4301), (170, 4048), (176, 3910), (184, 3740), (187, 3680), (220, 3128), (230, 2992), (253, 2720), (272, 2530), (340, 2024), (352, 1955), (368, 1870), (374, 1840), (391, 1760), (440, 1564), (460, 1496), (506, 1360), (544, 1265), (680, 1012), (736, 935), (748, 920), (782, 880)]