217088720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{929}}^1$

素因数の和:1092

約数の個数: 80

約数和(自身を含む): 531394560

約数和(自身を除く): 314305840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 127, 184, 230, 254, 368, 460, 508, 635, 920, 929, 1016, 1270, 1840, 1858, 2032, 2540, 2921, 3716, 4645, 5080, 5842, 7432, 9290, 10160, 11684, 14605, 14864, 18580, 21367, 23368, 29210, 37160, 42734, 46736, 58420, 74320, 85468, 106835, 116840, 117983, 170936, 213670, 233680, 235966, 341872, 427340, 471932, 589915, 854680, 943864, 1179830, 1709360, 1887728, 2359660, 2713609, 4719320, 5427218, 9438640, 10854436, 13568045, 21708872, 27136090, 43417744, 54272180, 108544360, 217088720]

約数ペア:

[(1, 217088720), (2, 108544360), (4, 54272180), (5, 43417744), (8, 27136090), (10, 21708872), (16, 13568045), (20, 10854436), (23, 9438640), (40, 5427218), (46, 4719320), (80, 2713609), (92, 2359660), (115, 1887728), (127, 1709360), (184, 1179830), (230, 943864), (254, 854680), (368, 589915), (460, 471932), (508, 427340), (635, 341872), (920, 235966), (929, 233680), (1016, 213670), (1270, 170936), (1840, 117983), (1858, 116840), (2032, 106835), (2540, 85468), (2921, 74320), (3716, 58420), (4645, 46736), (5080, 42734), (5842, 37160), (7432, 29210), (9290, 23368), (10160, 21367), (11684, 18580), (14605, 14864)]