28971270

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{761}}^1$

素因数の和:827

約数の個数: 80

約数和(自身を含む): 79662528

約数和(自身を除く): 50691258

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 81, 90, 94, 135, 141, 162, 235, 270, 282, 405, 423, 470, 705, 761, 810, 846, 1269, 1410, 1522, 2115, 2283, 2538, 3805, 3807, 4230, 4566, 6345, 6849, 7610, 7614, 11415, 12690, 13698, 19035, 20547, 22830, 34245, 35767, 38070, 41094, 61641, 68490, 71534, 102735, 107301, 123282, 178835, 205470, 214602, 308205, 321903, 357670, 536505, 616410, 643806, 965709, 1073010, 1609515, 1931418, 2897127, 3219030, 4828545, 5794254, 9657090, 14485635, 28971270]

約数ペア:

[(1, 28971270), (2, 14485635), (3, 9657090), (5, 5794254), (6, 4828545), (9, 3219030), (10, 2897127), (15, 1931418), (18, 1609515), (27, 1073010), (30, 965709), (45, 643806), (47, 616410), (54, 536505), (81, 357670), (90, 321903), (94, 308205), (135, 214602), (141, 205470), (162, 178835), (235, 123282), (270, 107301), (282, 102735), (405, 71534), (423, 68490), (470, 61641), (705, 41094), (761, 38070), (810, 35767), (846, 34245), (1269, 22830), (1410, 20547), (1522, 19035), (2115, 13698), (2283, 12690), (2538, 11415), (3805, 7614), (3807, 7610), (4230, 6849), (4566, 6345)]