137779840

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19571}}^1$

素因数の和:19601

約数の個数: 64

約数和(自身を含む): 359341920

約数和(自身を除く): 221562080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 19571, 39142, 78284, 97855, 156568, 195710, 215281, 313136, 391420, 430562, 626272, 782840, 861124, 1076405, 1252544, 1565680, 1722248, 2152810, 2505088, 3131360, 3444496, 4305620, 6262720, 6888992, 8611240, 12525440, 13777984, 17222480, 27555968, 34444960, 68889920, 137779840]

約数ペア:

[(1, 137779840), (2, 68889920), (4, 34444960), (5, 27555968), (8, 17222480), (10, 13777984), (11, 12525440), (16, 8611240), (20, 6888992), (22, 6262720), (32, 4305620), (40, 3444496), (44, 3131360), (55, 2505088), (64, 2152810), (80, 1722248), (88, 1565680), (110, 1252544), (128, 1076405), (160, 861124), (176, 782840), (220, 626272), (320, 430562), (352, 391420), (440, 313136), (640, 215281), (704, 195710), (880, 156568), (1408, 97855), (1760, 78284), (3520, 39142), (7040, 19571)]