128403912

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:300

約数の個数: 192

約数和(自身を含む): 414832320

約数和(自身を除く): 286428408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 37, 39, 42, 49, 52, 56, 74, 78, 84, 91, 98, 104, 111, 147, 148, 156, 168, 182, 196, 222, 227, 259, 273, 294, 296, 312, 364, 392, 444, 454, 481, 518, 546, 588, 637, 681, 728, 777, 888, 908, 962, 1036, 1092, 1176, 1274, 1362, 1443, 1554, 1589, 1813, 1816, 1911, 1924, 2072, 2184, 2548, 2724, 2886, 2951, 3108, 3178, 3367, 3626, 3822, 3848, 4767, 5096, 5439, 5448, 5772, 5902, 6216, 6356, 6734, 7252, 7644, 8399, 8853, 9534, 10101, 10878, 11123, 11544, 11804, 12712, 13468, 14504, 15288, 16798, 17706, 19068, 20202, 20657, 21756, 22246, 23569, 23608, 25197, 26936, 33369, 33596, 35412, 38136, 40404, 41314, 43512, 44492, 47138, 50394, 58793, 61971, 66738, 67192, 70707, 70824, 80808, 82628, 88984, 94276, 100788, 109187, 117586, 123942, 133476, 141414, 144599, 165256, 176379, 188552, 201576, 218374, 235172, 247884, 266952, 282828, 289198, 327561, 352758, 411551, 433797, 436748, 470344, 495768, 565656, 578396, 655122, 705516, 764309, 823102, 867594, 873496, 1156792, 1234653, 1310244, 1411032, 1528618, 1646204, 1735188, 2292927, 2469306, 2620488, 3057236, 3292408, 3470376, 4585854, 4938612, 5350163, 6114472, 9171708, 9877224, 10700326, 16050489, 18343416, 21400652, 32100978, 42801304, 64201956, 128403912]

約数ペア:

[(1, 128403912), (2, 64201956), (3, 42801304), (4, 32100978), (6, 21400652), (7, 18343416), (8, 16050489), (12, 10700326), (13, 9877224), (14, 9171708), (21, 6114472), (24, 5350163), (26, 4938612), (28, 4585854), (37, 3470376), (39, 3292408), (42, 3057236), (49, 2620488), (52, 2469306), (56, 2292927), (74, 1735188), (78, 1646204), (84, 1528618), (91, 1411032), (98, 1310244), (104, 1234653), (111, 1156792), (147, 873496), (148, 867594), (156, 823102), (168, 764309), (182, 705516), (196, 655122), (222, 578396), (227, 565656), (259, 495768), (273, 470344), (294, 436748), (296, 433797), (312, 411551), (364, 352758), (392, 327561), (444, 289198), (454, 282828), (481, 266952), (518, 247884), (546, 235172), (588, 218374), (637, 201576), (681, 188552), (728, 176379), (777, 165256), (888, 144599), (908, 141414), (962, 133476), (1036, 123942), (1092, 117586), (1176, 109187), (1274, 100788), (1362, 94276), (1443, 88984), (1554, 82628), (1589, 80808), (1813, 70824), (1816, 70707), (1911, 67192), (1924, 66738), (2072, 61971), (2184, 58793), (2548, 50394), (2724, 47138), (2886, 44492), (2951, 43512), (3108, 41314), (3178, 40404), (3367, 38136), (3626, 35412), (3822, 33596), (3848, 33369), (4767, 26936), (5096, 25197), (5439, 23608), (5448, 23569), (5772, 22246), (5902, 21756), (6216, 20657), (6356, 20202), (6734, 19068), (7252, 17706), (7644, 16798), (8399, 15288), (8853, 14504), (9534, 13468), (10101, 12712), (10878, 11804), (11123, 11544)]