128890584

素因数分解:

$2^3\times 3^2\times {\mathrm{631}}^1\times {\mathrm{2837}}^1$

素因数の和:3480

約数の個数: 48

約数和(自身を含む): 349755120

約数和(自身を除く): 220864536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 631, 1262, 1893, 2524, 2837, 3786, 5048, 5674, 5679, 7572, 8511, 11348, 11358, 15144, 17022, 22696, 22716, 25533, 34044, 45432, 51066, 68088, 102132, 204264, 1790147, 3580294, 5370441, 7160588, 10740882, 14321176, 16111323, 21481764, 32222646, 42963528, 64445292, 128890584]

約数ペア:

[(1, 128890584), (2, 64445292), (3, 42963528), (4, 32222646), (6, 21481764), (8, 16111323), (9, 14321176), (12, 10740882), (18, 7160588), (24, 5370441), (36, 3580294), (72, 1790147), (631, 204264), (1262, 102132), (1893, 68088), (2524, 51066), (2837, 45432), (3786, 34044), (5048, 25533), (5674, 22716), (5679, 22696), (7572, 17022), (8511, 15144), (11348, 11358)]