138471516

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{269}}^1$

素因数の和:539

約数の個数: 72

約数和(自身を含む): 357739200

約数和(自身を除く): 219267684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 158, 181, 237, 269, 316, 362, 474, 538, 543, 711, 724, 807, 948, 1076, 1086, 1422, 1614, 1629, 2172, 2421, 2844, 3228, 3258, 4842, 6516, 9684, 14299, 21251, 28598, 42502, 42897, 48689, 57196, 63753, 85004, 85794, 97378, 127506, 128691, 146067, 171588, 191259, 194756, 255012, 257382, 292134, 382518, 438201, 514764, 584268, 765036, 876402, 1752804, 3846431, 7692862, 11539293, 15385724, 23078586, 34617879, 46157172, 69235758, 138471516]

約数ペア:

[(1, 138471516), (2, 69235758), (3, 46157172), (4, 34617879), (6, 23078586), (9, 15385724), (12, 11539293), (18, 7692862), (36, 3846431), (79, 1752804), (158, 876402), (181, 765036), (237, 584268), (269, 514764), (316, 438201), (362, 382518), (474, 292134), (538, 257382), (543, 255012), (711, 194756), (724, 191259), (807, 171588), (948, 146067), (1076, 128691), (1086, 127506), (1422, 97378), (1614, 85794), (1629, 85004), (2172, 63753), (2421, 57196), (2844, 48689), (3228, 42897), (3258, 42502), (4842, 28598), (6516, 21251), (9684, 14299)]