138929720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{523}}^1$

素因数の和:792

約数の個数: 64

約数和(自身を含む): 325404000

約数和(自身を除く): 186474280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 229, 232, 290, 458, 523, 580, 916, 1046, 1145, 1160, 1832, 2092, 2290, 2615, 4184, 4580, 5230, 6641, 9160, 10460, 13282, 15167, 20920, 26564, 30334, 33205, 53128, 60668, 66410, 75835, 119767, 121336, 132820, 151670, 239534, 265640, 303340, 479068, 598835, 606680, 958136, 1197670, 2395340, 3473243, 4790680, 6946486, 13892972, 17366215, 27785944, 34732430, 69464860, 138929720]

約数ペア:

[(1, 138929720), (2, 69464860), (4, 34732430), (5, 27785944), (8, 17366215), (10, 13892972), (20, 6946486), (29, 4790680), (40, 3473243), (58, 2395340), (116, 1197670), (145, 958136), (229, 606680), (232, 598835), (290, 479068), (458, 303340), (523, 265640), (580, 239534), (916, 151670), (1046, 132820), (1145, 121336), (1160, 119767), (1832, 75835), (2092, 66410), (2290, 60668), (2615, 53128), (4184, 33205), (4580, 30334), (5230, 26564), (6641, 20920), (9160, 15167), (10460, 13282)]