121113280

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:498

約数の個数: 112

約数和(自身を含む): 308701440

約数和(自身を除く): 187588160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 80, 116, 124, 145, 155, 160, 232, 248, 290, 310, 320, 421, 464, 496, 580, 620, 842, 899, 928, 992, 1160, 1240, 1684, 1798, 1856, 1984, 2105, 2320, 2480, 3368, 3596, 4210, 4495, 4640, 4960, 6736, 7192, 8420, 8990, 9280, 9920, 12209, 13051, 13472, 14384, 16840, 17980, 24418, 26102, 26944, 28768, 33680, 35960, 48836, 52204, 57536, 61045, 65255, 67360, 71920, 97672, 104408, 122090, 130510, 134720, 143840, 195344, 208816, 244180, 261020, 287680, 378479, 390688, 417632, 488360, 522040, 756958, 781376, 835264, 976720, 1044080, 1513916, 1892395, 1953440, 2088160, 3027832, 3784790, 3906880, 4176320, 6055664, 7569580, 12111328, 15139160, 24222656, 30278320, 60556640, 121113280]

約数ペア:

[(1, 121113280), (2, 60556640), (4, 30278320), (5, 24222656), (8, 15139160), (10, 12111328), (16, 7569580), (20, 6055664), (29, 4176320), (31, 3906880), (32, 3784790), (40, 3027832), (58, 2088160), (62, 1953440), (64, 1892395), (80, 1513916), (116, 1044080), (124, 976720), (145, 835264), (155, 781376), (160, 756958), (232, 522040), (248, 488360), (290, 417632), (310, 390688), (320, 378479), (421, 287680), (464, 261020), (496, 244180), (580, 208816), (620, 195344), (842, 143840), (899, 134720), (928, 130510), (992, 122090), (1160, 104408), (1240, 97672), (1684, 71920), (1798, 67360), (1856, 65255), (1984, 61045), (2105, 57536), (2320, 52204), (2480, 48836), (3368, 35960), (3596, 33680), (4210, 28768), (4495, 26944), (4640, 26102), (4960, 24418), (6736, 17980), (7192, 16840), (8420, 14384), (8990, 13472), (9280, 13051), (9920, 12209)]