137928640

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:302

約数の個数: 112

約数和(自身を含む): 345643200

約数和(自身を除く): 207714560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 89, 116, 145, 160, 167, 178, 232, 290, 320, 334, 356, 445, 464, 580, 668, 712, 835, 890, 928, 1160, 1336, 1424, 1670, 1780, 1856, 2320, 2581, 2672, 2848, 3340, 3560, 4640, 4843, 5162, 5344, 5696, 6680, 7120, 9280, 9686, 10324, 10688, 12905, 13360, 14240, 14863, 19372, 20648, 24215, 25810, 26720, 28480, 29726, 38744, 41296, 48430, 51620, 53440, 59452, 74315, 77488, 82592, 96860, 103240, 118904, 148630, 154976, 165184, 193720, 206480, 237808, 297260, 309952, 387440, 412960, 431027, 475616, 594520, 774880, 825920, 862054, 951232, 1189040, 1549760, 1724108, 2155135, 2378080, 3448216, 4310270, 4756160, 6896432, 8620540, 13792864, 17241080, 27585728, 34482160, 68964320, 137928640]

約数ペア:

[(1, 137928640), (2, 68964320), (4, 34482160), (5, 27585728), (8, 17241080), (10, 13792864), (16, 8620540), (20, 6896432), (29, 4756160), (32, 4310270), (40, 3448216), (58, 2378080), (64, 2155135), (80, 1724108), (89, 1549760), (116, 1189040), (145, 951232), (160, 862054), (167, 825920), (178, 774880), (232, 594520), (290, 475616), (320, 431027), (334, 412960), (356, 387440), (445, 309952), (464, 297260), (580, 237808), (668, 206480), (712, 193720), (835, 165184), (890, 154976), (928, 148630), (1160, 118904), (1336, 103240), (1424, 96860), (1670, 82592), (1780, 77488), (1856, 74315), (2320, 59452), (2581, 53440), (2672, 51620), (2848, 48430), (3340, 41296), (3560, 38744), (4640, 29726), (4843, 28480), (5162, 26720), (5344, 25810), (5696, 24215), (6680, 20648), (7120, 19372), (9280, 14863), (9686, 14240), (10324, 13360), (10688, 12905)]