204400404

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:350

約数の個数: 144

約数和(自身を含む): 593582080

約数和(自身を除く): 389181676

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 127, 156, 171, 181, 228, 234, 247, 254, 342, 362, 381, 468, 494, 508, 543, 684, 724, 741, 762, 988, 1086, 1143, 1482, 1524, 1629, 1651, 2172, 2223, 2286, 2353, 2413, 2964, 3258, 3302, 3439, 4446, 4572, 4706, 4826, 4953, 6516, 6604, 6878, 7059, 7239, 8892, 9412, 9652, 9906, 10317, 13756, 14118, 14478, 14859, 19812, 20634, 21177, 21717, 22987, 28236, 28956, 29718, 30951, 31369, 41268, 42354, 43434, 44707, 45974, 59436, 61902, 62738, 68961, 84708, 86868, 89414, 91948, 94107, 123804, 125476, 134121, 137922, 178828, 188214, 206883, 268242, 275844, 282321, 298831, 376428, 402363, 413766, 436753, 536484, 564642, 597662, 804726, 827532, 873506, 896493, 1129284, 1195324, 1310259, 1609452, 1747012, 1792986, 2620518, 2689479, 3585972, 3930777, 5241036, 5378958, 5677789, 7861554, 10757916, 11355578, 15723108, 17033367, 22711156, 34066734, 51100101, 68133468, 102200202, 204400404]

約数ペア:

[(1, 204400404), (2, 102200202), (3, 68133468), (4, 51100101), (6, 34066734), (9, 22711156), (12, 17033367), (13, 15723108), (18, 11355578), (19, 10757916), (26, 7861554), (36, 5677789), (38, 5378958), (39, 5241036), (52, 3930777), (57, 3585972), (76, 2689479), (78, 2620518), (114, 1792986), (117, 1747012), (127, 1609452), (156, 1310259), (171, 1195324), (181, 1129284), (228, 896493), (234, 873506), (247, 827532), (254, 804726), (342, 597662), (362, 564642), (381, 536484), (468, 436753), (494, 413766), (508, 402363), (543, 376428), (684, 298831), (724, 282321), (741, 275844), (762, 268242), (988, 206883), (1086, 188214), (1143, 178828), (1482, 137922), (1524, 134121), (1629, 125476), (1651, 123804), (2172, 94107), (2223, 91948), (2286, 89414), (2353, 86868), (2413, 84708), (2964, 68961), (3258, 62738), (3302, 61902), (3439, 59436), (4446, 45974), (4572, 44707), (4706, 43434), (4826, 42354), (4953, 41268), (6516, 31369), (6604, 30951), (6878, 29718), (7059, 28956), (7239, 28236), (8892, 22987), (9412, 21717), (9652, 21177), (9906, 20634), (10317, 19812), (13756, 14859), (14118, 14478)]