128566140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 369230400

約数和(自身を除く): 240664260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 149, 197, 219, 292, 298, 365, 394, 438, 447, 591, 596, 730, 745, 788, 876, 894, 985, 1095, 1182, 1460, 1490, 1788, 1970, 2190, 2235, 2364, 2955, 2980, 3940, 4380, 4470, 5910, 8940, 10877, 11820, 14381, 21754, 28762, 29353, 32631, 43143, 43508, 54385, 57524, 58706, 65262, 71905, 86286, 88059, 108770, 117412, 130524, 143810, 146765, 163155, 172572, 176118, 215715, 217540, 287620, 293530, 326310, 352236, 431430, 440295, 587060, 652620, 862860, 880590, 1761180, 2142769, 4285538, 6428307, 8571076, 10713845, 12856614, 21427690, 25713228, 32141535, 42855380, 64283070, 128566140]

約数ペア:

[(1, 128566140), (2, 64283070), (3, 42855380), (4, 32141535), (5, 25713228), (6, 21427690), (10, 12856614), (12, 10713845), (15, 8571076), (20, 6428307), (30, 4285538), (60, 2142769), (73, 1761180), (146, 880590), (149, 862860), (197, 652620), (219, 587060), (292, 440295), (298, 431430), (365, 352236), (394, 326310), (438, 293530), (447, 287620), (591, 217540), (596, 215715), (730, 176118), (745, 172572), (788, 163155), (876, 146765), (894, 143810), (985, 130524), (1095, 117412), (1182, 108770), (1460, 88059), (1490, 86286), (1788, 71905), (1970, 65262), (2190, 58706), (2235, 57524), (2364, 54385), (2955, 43508), (2980, 43143), (3940, 32631), (4380, 29353), (4470, 28762), (5910, 21754), (8940, 14381), (10877, 11820)]