128158128

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{443}}^1$

素因数の和:512

約数の個数: 180

約数和(自身を含む): 428363208

約数和(自身を除く): 300205080

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 41, 42, 48, 49, 56, 63, 72, 82, 84, 98, 112, 123, 126, 144, 147, 164, 168, 196, 246, 252, 287, 294, 328, 336, 369, 392, 441, 443, 492, 504, 574, 588, 656, 738, 784, 861, 882, 886, 984, 1008, 1148, 1176, 1329, 1476, 1722, 1764, 1772, 1968, 2009, 2296, 2352, 2583, 2658, 2952, 3101, 3444, 3528, 3544, 3987, 4018, 4592, 5166, 5316, 5904, 6027, 6202, 6888, 7056, 7088, 7974, 8036, 9303, 10332, 10632, 12054, 12404, 13776, 15948, 16072, 18081, 18163, 18606, 20664, 21264, 21707, 24108, 24808, 27909, 31896, 32144, 36162, 36326, 37212, 41328, 43414, 48216, 49616, 54489, 55818, 63792, 65121, 72324, 72652, 74424, 86828, 96432, 108978, 111636, 127141, 130242, 144648, 145304, 148848, 163467, 173656, 195363, 217956, 223272, 254282, 260484, 289296, 290608, 326934, 347312, 381423, 390726, 435912, 446544, 508564, 520968, 653868, 762846, 781452, 871824, 889987, 1017128, 1041936, 1144269, 1307736, 1525692, 1562904, 1779974, 2034256, 2288538, 2615472, 2669961, 3051384, 3125808, 3559948, 4577076, 5339922, 6102768, 7119896, 8009883, 9154152, 10679844, 14239792, 16019766, 18308304, 21359688, 32039532, 42719376, 64079064, 128158128]

約数ペア:

[(1, 128158128), (2, 64079064), (3, 42719376), (4, 32039532), (6, 21359688), (7, 18308304), (8, 16019766), (9, 14239792), (12, 10679844), (14, 9154152), (16, 8009883), (18, 7119896), (21, 6102768), (24, 5339922), (28, 4577076), (36, 3559948), (41, 3125808), (42, 3051384), (48, 2669961), (49, 2615472), (56, 2288538), (63, 2034256), (72, 1779974), (82, 1562904), (84, 1525692), (98, 1307736), (112, 1144269), (123, 1041936), (126, 1017128), (144, 889987), (147, 871824), (164, 781452), (168, 762846), (196, 653868), (246, 520968), (252, 508564), (287, 446544), (294, 435912), (328, 390726), (336, 381423), (369, 347312), (392, 326934), (441, 290608), (443, 289296), (492, 260484), (504, 254282), (574, 223272), (588, 217956), (656, 195363), (738, 173656), (784, 163467), (861, 148848), (882, 145304), (886, 144648), (984, 130242), (1008, 127141), (1148, 111636), (1176, 108978), (1329, 96432), (1476, 86828), (1722, 74424), (1764, 72652), (1772, 72324), (1968, 65121), (2009, 63792), (2296, 55818), (2352, 54489), (2583, 49616), (2658, 48216), (2952, 43414), (3101, 41328), (3444, 37212), (3528, 36326), (3544, 36162), (3987, 32144), (4018, 31896), (4592, 27909), (5166, 24808), (5316, 24108), (5904, 21707), (6027, 21264), (6202, 20664), (6888, 18606), (7056, 18163), (7088, 18081), (7974, 16072), (8036, 15948), (9303, 13776), (10332, 12404), (10632, 12054)]