128215164

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:536

約数の個数: 144

約数和(自身を含む): 389321856

約数和(自身を除く): 261106692

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 43, 44, 49, 66, 77, 84, 86, 98, 129, 132, 147, 154, 172, 196, 231, 258, 294, 301, 308, 461, 462, 473, 516, 539, 588, 602, 903, 922, 924, 946, 1078, 1204, 1383, 1419, 1617, 1806, 1844, 1892, 2107, 2156, 2766, 2838, 3227, 3234, 3311, 3612, 4214, 5071, 5532, 5676, 6321, 6454, 6468, 6622, 8428, 9681, 9933, 10142, 12642, 12908, 13244, 15213, 19362, 19823, 19866, 20284, 22589, 23177, 25284, 30426, 35497, 38724, 39646, 39732, 45178, 46354, 59469, 60852, 67767, 69531, 70994, 79292, 90356, 92708, 106491, 118938, 135534, 138761, 139062, 141988, 212982, 218053, 237876, 248479, 271068, 277522, 278124, 416283, 425964, 436106, 496958, 555044, 654159, 745437, 832566, 872212, 971327, 993916, 1308318, 1490874, 1526371, 1665132, 1942654, 2616636, 2913981, 2981748, 3052742, 3885308, 4579113, 5827962, 6105484, 9158226, 10684597, 11655924, 18316452, 21369194, 32053791, 42738388, 64107582, 128215164]

約数ペア:

[(1, 128215164), (2, 64107582), (3, 42738388), (4, 32053791), (6, 21369194), (7, 18316452), (11, 11655924), (12, 10684597), (14, 9158226), (21, 6105484), (22, 5827962), (28, 4579113), (33, 3885308), (42, 3052742), (43, 2981748), (44, 2913981), (49, 2616636), (66, 1942654), (77, 1665132), (84, 1526371), (86, 1490874), (98, 1308318), (129, 993916), (132, 971327), (147, 872212), (154, 832566), (172, 745437), (196, 654159), (231, 555044), (258, 496958), (294, 436106), (301, 425964), (308, 416283), (461, 278124), (462, 277522), (473, 271068), (516, 248479), (539, 237876), (588, 218053), (602, 212982), (903, 141988), (922, 139062), (924, 138761), (946, 135534), (1078, 118938), (1204, 106491), (1383, 92708), (1419, 90356), (1617, 79292), (1806, 70994), (1844, 69531), (1892, 67767), (2107, 60852), (2156, 59469), (2766, 46354), (2838, 45178), (3227, 39732), (3234, 39646), (3311, 38724), (3612, 35497), (4214, 30426), (5071, 25284), (5532, 23177), (5676, 22589), (6321, 20284), (6454, 19866), (6468, 19823), (6622, 19362), (8428, 15213), (9681, 13244), (9933, 12908), (10142, 12642)]