259861336

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{389}}^1$

素因数の和:632

約数の個数: 64

約数和(自身を含む): 569088000

約数和(自身を除く): 309226664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 151, 158, 302, 316, 389, 553, 604, 632, 778, 1057, 1106, 1208, 1556, 2114, 2212, 2723, 3112, 4228, 4424, 5446, 8456, 10892, 11929, 21784, 23858, 30731, 47716, 58739, 61462, 83503, 95432, 117478, 122924, 167006, 215117, 234956, 245848, 334012, 411173, 430234, 469912, 668024, 822346, 860468, 1644692, 1720936, 3289384, 4640381, 9280762, 18561524, 32482667, 37123048, 64965334, 129930668, 259861336]

約数ペア:

[(1, 259861336), (2, 129930668), (4, 64965334), (7, 37123048), (8, 32482667), (14, 18561524), (28, 9280762), (56, 4640381), (79, 3289384), (151, 1720936), (158, 1644692), (302, 860468), (316, 822346), (389, 668024), (553, 469912), (604, 430234), (632, 411173), (778, 334012), (1057, 245848), (1106, 234956), (1208, 215117), (1556, 167006), (2114, 122924), (2212, 117478), (2723, 95432), (3112, 83503), (4228, 61462), (4424, 58739), (5446, 47716), (8456, 30731), (10892, 23858), (11929, 21784)]