139498880

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:236

約数の個数: 128

約数和(自身を含む): 353026080

約数和(自身を除く): 213527200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 43, 64, 74, 80, 86, 128, 137, 148, 160, 172, 185, 215, 274, 296, 320, 344, 370, 430, 548, 592, 640, 685, 688, 740, 860, 1096, 1184, 1370, 1376, 1480, 1591, 1720, 2192, 2368, 2740, 2752, 2960, 3182, 3440, 4384, 4736, 5069, 5480, 5504, 5891, 5920, 6364, 6880, 7955, 8768, 10138, 10960, 11782, 11840, 12728, 13760, 15910, 17536, 20276, 21920, 23564, 23680, 25345, 25456, 27520, 29455, 31820, 40552, 43840, 47128, 50690, 50912, 58910, 63640, 81104, 87680, 94256, 101380, 101824, 117820, 127280, 162208, 188512, 202760, 203648, 217967, 235640, 254560, 324416, 377024, 405520, 435934, 471280, 509120, 648832, 754048, 811040, 871868, 942560, 1018240, 1089835, 1622080, 1743736, 1885120, 2179670, 3244160, 3487472, 3770240, 4359340, 6974944, 8718680, 13949888, 17437360, 27899776, 34874720, 69749440, 139498880]

約数ペア:

[(1, 139498880), (2, 69749440), (4, 34874720), (5, 27899776), (8, 17437360), (10, 13949888), (16, 8718680), (20, 6974944), (32, 4359340), (37, 3770240), (40, 3487472), (43, 3244160), (64, 2179670), (74, 1885120), (80, 1743736), (86, 1622080), (128, 1089835), (137, 1018240), (148, 942560), (160, 871868), (172, 811040), (185, 754048), (215, 648832), (274, 509120), (296, 471280), (320, 435934), (344, 405520), (370, 377024), (430, 324416), (548, 254560), (592, 235640), (640, 217967), (685, 203648), (688, 202760), (740, 188512), (860, 162208), (1096, 127280), (1184, 117820), (1370, 101824), (1376, 101380), (1480, 94256), (1591, 87680), (1720, 81104), (2192, 63640), (2368, 58910), (2740, 50912), (2752, 50690), (2960, 47128), (3182, 43840), (3440, 40552), (4384, 31820), (4736, 29455), (5069, 27520), (5480, 25456), (5504, 25345), (5891, 23680), (5920, 23564), (6364, 21920), (6880, 20276), (7955, 17536), (8768, 15910), (10138, 13760), (10960, 12728), (11782, 11840)]