30265840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:398

約数の個数: 80

約数和(自身を含む): 77602176

約数和(自身を除く): 47336336

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 163, 176, 211, 220, 326, 422, 440, 652, 815, 844, 880, 1055, 1304, 1630, 1688, 1793, 2110, 2321, 2608, 3260, 3376, 3586, 4220, 4642, 6520, 7172, 8440, 8965, 9284, 11605, 13040, 14344, 16880, 17930, 18568, 23210, 28688, 34393, 35860, 37136, 46420, 68786, 71720, 92840, 137572, 143440, 171965, 185680, 275144, 343930, 378323, 550288, 687860, 756646, 1375720, 1513292, 1891615, 2751440, 3026584, 3783230, 6053168, 7566460, 15132920, 30265840]

約数ペア:

[(1, 30265840), (2, 15132920), (4, 7566460), (5, 6053168), (8, 3783230), (10, 3026584), (11, 2751440), (16, 1891615), (20, 1513292), (22, 1375720), (40, 756646), (44, 687860), (55, 550288), (80, 378323), (88, 343930), (110, 275144), (163, 185680), (176, 171965), (211, 143440), (220, 137572), (326, 92840), (422, 71720), (440, 68786), (652, 46420), (815, 37136), (844, 35860), (880, 34393), (1055, 28688), (1304, 23210), (1630, 18568), (1688, 17930), (1793, 16880), (2110, 14344), (2321, 13040), (2608, 11605), (3260, 9284), (3376, 8965), (3586, 8440), (4220, 7172), (4642, 6520)]