256159908

素因数分解:

$2^2\times 3^5\times {\mathrm{211}}^1\times {\mathrm{1249}}^1$

素因数の和:1479

約数の個数: 72

約数和(自身を含む): 675220000

約数和(自身を除く): 419060092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 211, 243, 324, 422, 486, 633, 844, 972, 1249, 1266, 1899, 2498, 2532, 3747, 3798, 4996, 5697, 7494, 7596, 11241, 11394, 14988, 17091, 22482, 22788, 33723, 34182, 44964, 51273, 67446, 68364, 101169, 102546, 134892, 202338, 205092, 263539, 303507, 404676, 527078, 607014, 790617, 1054156, 1214028, 1581234, 2371851, 3162468, 4743702, 7115553, 9487404, 14231106, 21346659, 28462212, 42693318, 64039977, 85386636, 128079954, 256159908]

約数ペア:

[(1, 256159908), (2, 128079954), (3, 85386636), (4, 64039977), (6, 42693318), (9, 28462212), (12, 21346659), (18, 14231106), (27, 9487404), (36, 7115553), (54, 4743702), (81, 3162468), (108, 2371851), (162, 1581234), (211, 1214028), (243, 1054156), (324, 790617), (422, 607014), (486, 527078), (633, 404676), (844, 303507), (972, 263539), (1249, 205092), (1266, 202338), (1899, 134892), (2498, 102546), (2532, 101169), (3747, 68364), (3798, 67446), (4996, 51273), (5697, 44964), (7494, 34182), (7596, 33723), (11241, 22788), (11394, 22482), (14988, 17091)]