2752640

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:70

約数の個数: 128

約数和(自身を含む): 7931520

約数和(自身を除く): 5178880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 23, 32, 34, 40, 44, 46, 55, 64, 68, 80, 85, 88, 92, 110, 115, 128, 136, 160, 170, 176, 184, 187, 220, 230, 253, 272, 320, 340, 352, 368, 374, 391, 440, 460, 506, 544, 640, 680, 704, 736, 748, 782, 880, 920, 935, 1012, 1088, 1265, 1360, 1408, 1472, 1496, 1564, 1760, 1840, 1870, 1955, 2024, 2176, 2530, 2720, 2944, 2992, 3128, 3520, 3680, 3740, 3910, 4048, 4301, 5060, 5440, 5984, 6256, 7040, 7360, 7480, 7820, 8096, 8602, 10120, 10880, 11968, 12512, 14720, 14960, 15640, 16192, 17204, 20240, 21505, 23936, 25024, 29920, 31280, 32384, 34408, 40480, 43010, 50048, 59840, 62560, 68816, 80960, 86020, 119680, 125120, 137632, 161920, 172040, 250240, 275264, 344080, 550528, 688160, 1376320, 2752640]

約数ペア:

[(1, 2752640), (2, 1376320), (4, 688160), (5, 550528), (8, 344080), (10, 275264), (11, 250240), (16, 172040), (17, 161920), (20, 137632), (22, 125120), (23, 119680), (32, 86020), (34, 80960), (40, 68816), (44, 62560), (46, 59840), (55, 50048), (64, 43010), (68, 40480), (80, 34408), (85, 32384), (88, 31280), (92, 29920), (110, 25024), (115, 23936), (128, 21505), (136, 20240), (160, 17204), (170, 16192), (176, 15640), (184, 14960), (187, 14720), (220, 12512), (230, 11968), (253, 10880), (272, 10120), (320, 8602), (340, 8096), (352, 7820), (368, 7480), (374, 7360), (391, 7040), (440, 6256), (460, 5984), (506, 5440), (544, 5060), (640, 4301), (680, 4048), (704, 3910), (736, 3740), (748, 3680), (782, 3520), (880, 3128), (920, 2992), (935, 2944), (1012, 2720), (1088, 2530), (1265, 2176), (1360, 2024), (1408, 1955), (1472, 1870), (1496, 1840), (1564, 1760)]