72642738

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:176

約数の個数: 128

約数和(自身を含む): 187545600

約数和(自身を除く): 114902862

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 29, 38, 42, 43, 57, 58, 73, 86, 87, 114, 129, 133, 146, 174, 203, 219, 258, 266, 301, 399, 406, 438, 511, 551, 602, 609, 798, 817, 903, 1022, 1102, 1218, 1247, 1387, 1533, 1634, 1653, 1806, 2117, 2451, 2494, 2774, 3066, 3139, 3306, 3741, 3857, 4161, 4234, 4902, 5719, 6278, 6351, 7482, 7714, 8322, 8729, 9417, 9709, 11438, 11571, 12702, 14819, 17157, 17458, 18834, 19418, 21973, 23142, 23693, 26187, 29127, 29638, 34314, 40223, 43946, 44457, 47386, 52374, 58254, 59641, 65919, 71079, 80446, 88914, 91031, 119282, 120669, 131838, 142158, 165851, 178923, 182062, 241338, 273093, 281561, 331702, 357846, 417487, 497553, 546186, 563122, 637217, 834974, 844683, 995106, 1252461, 1274434, 1689366, 1729589, 1911651, 2504922, 3459178, 3823302, 5188767, 10377534, 12107123, 24214246, 36321369, 72642738]

約数ペア:

[(1, 72642738), (2, 36321369), (3, 24214246), (6, 12107123), (7, 10377534), (14, 5188767), (19, 3823302), (21, 3459178), (29, 2504922), (38, 1911651), (42, 1729589), (43, 1689366), (57, 1274434), (58, 1252461), (73, 995106), (86, 844683), (87, 834974), (114, 637217), (129, 563122), (133, 546186), (146, 497553), (174, 417487), (203, 357846), (219, 331702), (258, 281561), (266, 273093), (301, 241338), (399, 182062), (406, 178923), (438, 165851), (511, 142158), (551, 131838), (602, 120669), (609, 119282), (798, 91031), (817, 88914), (903, 80446), (1022, 71079), (1102, 65919), (1218, 59641), (1247, 58254), (1387, 52374), (1533, 47386), (1634, 44457), (1653, 43946), (1806, 40223), (2117, 34314), (2451, 29638), (2494, 29127), (2774, 26187), (3066, 23693), (3139, 23142), (3306, 21973), (3741, 19418), (3857, 18834), (4161, 17458), (4234, 17157), (4902, 14819), (5719, 12702), (6278, 11571), (6351, 11438), (7482, 9709), (7714, 9417), (8322, 8729)]