220411120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3769}}^1$

素因数の和:3842

約数の個数: 80

約数和(自身を含む): 555366240

約数和(自身を除く): 334955120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 43, 68, 80, 85, 86, 136, 170, 172, 215, 272, 340, 344, 430, 680, 688, 731, 860, 1360, 1462, 1720, 2924, 3440, 3655, 3769, 5848, 7310, 7538, 11696, 14620, 15076, 18845, 29240, 30152, 37690, 58480, 60304, 64073, 75380, 128146, 150760, 162067, 256292, 301520, 320365, 324134, 512584, 640730, 648268, 810335, 1025168, 1281460, 1296536, 1620670, 2562920, 2593072, 2755139, 3241340, 5125840, 5510278, 6482680, 11020556, 12965360, 13775695, 22041112, 27551390, 44082224, 55102780, 110205560, 220411120]

約数ペア:

[(1, 220411120), (2, 110205560), (4, 55102780), (5, 44082224), (8, 27551390), (10, 22041112), (16, 13775695), (17, 12965360), (20, 11020556), (34, 6482680), (40, 5510278), (43, 5125840), (68, 3241340), (80, 2755139), (85, 2593072), (86, 2562920), (136, 1620670), (170, 1296536), (172, 1281460), (215, 1025168), (272, 810335), (340, 648268), (344, 640730), (430, 512584), (680, 324134), (688, 320365), (731, 301520), (860, 256292), (1360, 162067), (1462, 150760), (1720, 128146), (2924, 75380), (3440, 64073), (3655, 60304), (3769, 58480), (5848, 37690), (7310, 30152), (7538, 29240), (11696, 18845), (14620, 15076)]