7447620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 22579200

約数和(自身を除く): 15131580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 47, 57, 60, 76, 94, 95, 114, 139, 141, 188, 190, 228, 235, 278, 282, 285, 380, 417, 470, 556, 564, 570, 695, 705, 834, 893, 940, 1140, 1390, 1410, 1668, 1786, 2085, 2641, 2679, 2780, 2820, 3572, 4170, 4465, 5282, 5358, 6533, 7923, 8340, 8930, 10564, 10716, 13066, 13205, 13395, 15846, 17860, 19599, 26132, 26410, 26790, 31692, 32665, 39198, 39615, 52820, 53580, 65330, 78396, 79230, 97995, 124127, 130660, 158460, 195990, 248254, 372381, 391980, 496508, 620635, 744762, 1241270, 1489524, 1861905, 2482540, 3723810, 7447620]

約数ペア:

[(1, 7447620), (2, 3723810), (3, 2482540), (4, 1861905), (5, 1489524), (6, 1241270), (10, 744762), (12, 620635), (15, 496508), (19, 391980), (20, 372381), (30, 248254), (38, 195990), (47, 158460), (57, 130660), (60, 124127), (76, 97995), (94, 79230), (95, 78396), (114, 65330), (139, 53580), (141, 52820), (188, 39615), (190, 39198), (228, 32665), (235, 31692), (278, 26790), (282, 26410), (285, 26132), (380, 19599), (417, 17860), (470, 15846), (556, 13395), (564, 13205), (570, 13066), (695, 10716), (705, 10564), (834, 8930), (893, 8340), (940, 7923), (1140, 6533), (1390, 5358), (1410, 5282), (1668, 4465), (1786, 4170), (2085, 3572), (2641, 2820), (2679, 2780)]