30155216

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:316

約数の個数: 80

約数和(自身を含む): 72912000

約数和(自身を除く): 42756784

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 139, 149, 182, 208, 278, 298, 364, 556, 596, 728, 973, 1043, 1112, 1192, 1456, 1807, 1937, 1946, 2086, 2224, 2384, 3614, 3874, 3892, 4172, 7228, 7748, 7784, 8344, 12649, 13559, 14456, 15496, 15568, 16688, 20711, 25298, 27118, 28912, 30992, 41422, 50596, 54236, 82844, 101192, 108472, 144977, 165688, 202384, 216944, 269243, 289954, 331376, 538486, 579908, 1076972, 1159816, 1884701, 2153944, 2319632, 3769402, 4307888, 7538804, 15077608, 30155216]

約数ペア:

[(1, 30155216), (2, 15077608), (4, 7538804), (7, 4307888), (8, 3769402), (13, 2319632), (14, 2153944), (16, 1884701), (26, 1159816), (28, 1076972), (52, 579908), (56, 538486), (91, 331376), (104, 289954), (112, 269243), (139, 216944), (149, 202384), (182, 165688), (208, 144977), (278, 108472), (298, 101192), (364, 82844), (556, 54236), (596, 50596), (728, 41422), (973, 30992), (1043, 28912), (1112, 27118), (1192, 25298), (1456, 20711), (1807, 16688), (1937, 15568), (1946, 15496), (2086, 14456), (2224, 13559), (2384, 12649), (3614, 8344), (3874, 7784), (3892, 7748), (4172, 7228)]