142242880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1103}}^1$

素因数の和:1164

約数の個数: 112

約数和(自身を含む): 376879104

約数和(自身を除く): 234636224

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 806, 832, 992, 1040, 1103, 1240, 1612, 1984, 2015, 2080, 2206, 2480, 3224, 4030, 4160, 4412, 4960, 5515, 6448, 8060, 8824, 9920, 11030, 12896, 14339, 16120, 17648, 22060, 25792, 28678, 32240, 34193, 35296, 44120, 57356, 64480, 68386, 70592, 71695, 88240, 114712, 128960, 136772, 143390, 170965, 176480, 229424, 273544, 286780, 341930, 352960, 444509, 458848, 547088, 573560, 683860, 889018, 917696, 1094176, 1147120, 1367720, 1778036, 2188352, 2222545, 2294240, 2735440, 3556072, 4445090, 4588480, 5470880, 7112144, 8890180, 10941760, 14224288, 17780360, 28448576, 35560720, 71121440, 142242880]

約数ペア:

[(1, 142242880), (2, 71121440), (4, 35560720), (5, 28448576), (8, 17780360), (10, 14224288), (13, 10941760), (16, 8890180), (20, 7112144), (26, 5470880), (31, 4588480), (32, 4445090), (40, 3556072), (52, 2735440), (62, 2294240), (64, 2222545), (65, 2188352), (80, 1778036), (104, 1367720), (124, 1147120), (130, 1094176), (155, 917696), (160, 889018), (208, 683860), (248, 573560), (260, 547088), (310, 458848), (320, 444509), (403, 352960), (416, 341930), (496, 286780), (520, 273544), (620, 229424), (806, 176480), (832, 170965), (992, 143390), (1040, 136772), (1103, 128960), (1240, 114712), (1612, 88240), (1984, 71695), (2015, 70592), (2080, 68386), (2206, 64480), (2480, 57356), (3224, 44120), (4030, 35296), (4160, 34193), (4412, 32240), (4960, 28678), (5515, 25792), (6448, 22060), (8060, 17648), (8824, 16120), (9920, 14339), (11030, 12896)]