123885680

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{797}}^1$

素因数の和:906

約数の個数: 80

約数和(自身を含む): 302793120

約数和(自身を除く): 178907440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 67, 80, 116, 134, 145, 232, 268, 290, 335, 464, 536, 580, 670, 797, 1072, 1160, 1340, 1594, 1943, 2320, 2680, 3188, 3886, 3985, 5360, 6376, 7772, 7970, 9715, 12752, 15544, 15940, 19430, 23113, 31088, 31880, 38860, 46226, 53399, 63760, 77720, 92452, 106798, 115565, 155440, 184904, 213596, 231130, 266995, 369808, 427192, 462260, 533990, 854384, 924520, 1067980, 1548571, 1849040, 2135960, 3097142, 4271920, 6194284, 7742855, 12388568, 15485710, 24777136, 30971420, 61942840, 123885680]

約数ペア:

[(1, 123885680), (2, 61942840), (4, 30971420), (5, 24777136), (8, 15485710), (10, 12388568), (16, 7742855), (20, 6194284), (29, 4271920), (40, 3097142), (58, 2135960), (67, 1849040), (80, 1548571), (116, 1067980), (134, 924520), (145, 854384), (232, 533990), (268, 462260), (290, 427192), (335, 369808), (464, 266995), (536, 231130), (580, 213596), (670, 184904), (797, 155440), (1072, 115565), (1160, 106798), (1340, 92452), (1594, 77720), (1943, 63760), (2320, 53399), (2680, 46226), (3188, 38860), (3886, 31880), (3985, 31088), (5360, 23113), (6376, 19430), (7772, 15940), (7970, 15544), (9715, 12752)]