305156900840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{16915571}}^1$

素因数の和:16915634

約数の個数: 64

約数和(自身を含む): 767290345920

約数和(自身を除く): 462133445080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 4510, 9020, 18040, 16915571, 33831142, 67662284, 84577855, 135324568, 169155710, 186071281, 338311420, 372142562, 676622840, 693538411, 744285124, 930356405, 1387076822, 1488570248, 1860712810, 2774153644, 3467692055, 3721425620, 5548307288, 6935384110, 7442851240, 7628922521, 13870768220, 15257845042, 27741536440, 30515690084, 38144612605, 61031380168, 76289225210, 152578450420, 305156900840]

約数ペア:

[(1, 305156900840), (2, 152578450420), (4, 76289225210), (5, 61031380168), (8, 38144612605), (10, 30515690084), (11, 27741536440), (20, 15257845042), (22, 13870768220), (40, 7628922521), (41, 7442851240), (44, 6935384110), (55, 5548307288), (82, 3721425620), (88, 3467692055), (110, 2774153644), (164, 1860712810), (205, 1488570248), (220, 1387076822), (328, 930356405), (410, 744285124), (440, 693538411), (451, 676622840), (820, 372142562), (902, 338311420), (1640, 186071281), (1804, 169155710), (2255, 135324568), (3608, 84577855), (4510, 67662284), (9020, 33831142), (18040, 16915571)]