80887920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9109}}^1$

素因数の和:9162

約数の個数: 80

約数和(自身を含む): 257557920

約数和(自身を除く): 176670000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 8880, 9109, 18218, 27327, 36436, 45545, 54654, 72872, 91090, 109308, 136635, 145744, 182180, 218616, 273270, 337033, 364360, 437232, 546540, 674066, 728720, 1011099, 1093080, 1348132, 1685165, 2022198, 2186160, 2696264, 3370330, 4044396, 5055495, 5392528, 6740660, 8088792, 10110990, 13481320, 16177584, 20221980, 26962640, 40443960, 80887920]

約数ペア:

[(1, 80887920), (2, 40443960), (3, 26962640), (4, 20221980), (5, 16177584), (6, 13481320), (8, 10110990), (10, 8088792), (12, 6740660), (15, 5392528), (16, 5055495), (20, 4044396), (24, 3370330), (30, 2696264), (37, 2186160), (40, 2022198), (48, 1685165), (60, 1348132), (74, 1093080), (80, 1011099), (111, 728720), (120, 674066), (148, 546540), (185, 437232), (222, 364360), (240, 337033), (296, 273270), (370, 218616), (444, 182180), (555, 145744), (592, 136635), (740, 109308), (888, 91090), (1110, 72872), (1480, 54654), (1776, 45545), (2220, 36436), (2960, 27327), (4440, 18218), (8880, 9109)]