305993044

素因数分解:

$2^2\times 7^4\times {\mathrm{151}}^1\times {\mathrm{211}}^1$

素因数の和:394

約数の個数: 60

約数和(自身を含む): 631815968

約数和(自身を除く): 325822924

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 151, 196, 211, 302, 343, 422, 604, 686, 844, 1057, 1372, 1477, 2114, 2401, 2954, 4228, 4802, 5908, 7399, 9604, 10339, 14798, 20678, 29596, 31861, 41356, 51793, 63722, 72373, 103586, 127444, 144746, 207172, 223027, 289492, 362551, 446054, 506611, 725102, 892108, 1013222, 1450204, 1561189, 2026444, 3122378, 6244756, 10928323, 21856646, 43713292, 76498261, 152996522, 305993044]

約数ペア:

[(1, 305993044), (2, 152996522), (4, 76498261), (7, 43713292), (14, 21856646), (28, 10928323), (49, 6244756), (98, 3122378), (151, 2026444), (196, 1561189), (211, 1450204), (302, 1013222), (343, 892108), (422, 725102), (604, 506611), (686, 446054), (844, 362551), (1057, 289492), (1372, 223027), (1477, 207172), (2114, 144746), (2401, 127444), (2954, 103586), (4228, 72373), (4802, 63722), (5908, 51793), (7399, 41356), (9604, 31861), (10339, 29596), (14798, 20678)]