84541660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{307}}^1$

素因数の和:611

約数の個数: 72

約数和(自身を含む): 207933264

約数和(自身を除く): 123391604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 281, 307, 490, 562, 614, 980, 1124, 1228, 1405, 1535, 1967, 2149, 2810, 3070, 3934, 4298, 5620, 6140, 7868, 8596, 9835, 10745, 13769, 15043, 19670, 21490, 27538, 30086, 39340, 42980, 55076, 60172, 68845, 75215, 86267, 137690, 150430, 172534, 275380, 300860, 345068, 431335, 603869, 862670, 1207738, 1725340, 2415476, 3019345, 4227083, 6038690, 8454166, 12077380, 16908332, 21135415, 42270830, 84541660]

約数ペア:

[(1, 84541660), (2, 42270830), (4, 21135415), (5, 16908332), (7, 12077380), (10, 8454166), (14, 6038690), (20, 4227083), (28, 3019345), (35, 2415476), (49, 1725340), (70, 1207738), (98, 862670), (140, 603869), (196, 431335), (245, 345068), (281, 300860), (307, 275380), (490, 172534), (562, 150430), (614, 137690), (980, 86267), (1124, 75215), (1228, 68845), (1405, 60172), (1535, 55076), (1967, 42980), (2149, 39340), (2810, 30086), (3070, 27538), (3934, 21490), (4298, 19670), (5620, 15043), (6140, 13769), (7868, 10745), (8596, 9835)]