142518320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1621}}^1$

素因数の和:1798

約数の個数: 80

約数和(自身を含む): 381338688

約数和(自身を除く): 238820368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 157, 280, 314, 560, 628, 785, 1099, 1256, 1570, 1621, 2198, 2512, 3140, 3242, 4396, 5495, 6280, 6484, 8105, 8792, 10990, 11347, 12560, 12968, 16210, 17584, 21980, 22694, 25936, 32420, 43960, 45388, 56735, 64840, 87920, 90776, 113470, 129680, 181552, 226940, 254497, 453880, 508994, 907760, 1017988, 1272485, 1781479, 2035976, 2544970, 3562958, 4071952, 5089940, 7125916, 8907395, 10179880, 14251832, 17814790, 20359760, 28503664, 35629580, 71259160, 142518320]

約数ペア:

[(1, 142518320), (2, 71259160), (4, 35629580), (5, 28503664), (7, 20359760), (8, 17814790), (10, 14251832), (14, 10179880), (16, 8907395), (20, 7125916), (28, 5089940), (35, 4071952), (40, 3562958), (56, 2544970), (70, 2035976), (80, 1781479), (112, 1272485), (140, 1017988), (157, 907760), (280, 508994), (314, 453880), (560, 254497), (628, 226940), (785, 181552), (1099, 129680), (1256, 113470), (1570, 90776), (1621, 87920), (2198, 64840), (2512, 56735), (3140, 45388), (3242, 43960), (4396, 32420), (5495, 25936), (6280, 22694), (6484, 21980), (8105, 17584), (8792, 16210), (10990, 12968), (11347, 12560)]