140739840

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:689

約数の個数: 216

約数和(自身を含む): 513371040

約数和(自身を除く): 372631200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 570, 576, 608, 640, 643, 684, 720, 760, 768, 855, 912, 960, 1140, 1152, 1216, 1280, 1286, 1368, 1440, 1520, 1710, 1824, 1920, 1929, 2280, 2304, 2432, 2572, 2736, 2880, 3040, 3215, 3420, 3648, 3840, 3858, 4560, 4864, 5144, 5472, 5760, 5787, 6080, 6430, 6840, 7296, 7716, 9120, 9645, 10288, 10944, 11520, 11574, 12160, 12217, 12860, 13680, 14592, 15432, 18240, 19290, 20576, 21888, 23148, 24320, 24434, 25720, 27360, 28935, 30864, 36480, 36651, 38580, 41152, 43776, 46296, 48868, 51440, 54720, 57870, 61085, 61728, 72960, 73302, 77160, 82304, 92592, 97736, 102880, 109440, 109953, 115740, 122170, 123456, 146604, 154320, 164608, 183255, 185184, 195472, 205760, 218880, 219906, 231480, 244340, 246912, 293208, 308640, 366510, 370368, 390944, 411520, 439812, 462960, 488680, 493824, 549765, 586416, 617280, 733020, 740736, 781888, 823040, 879624, 925920, 977360, 1099530, 1172832, 1234560, 1466040, 1481472, 1563776, 1759248, 1851840, 1954720, 2199060, 2345664, 2469120, 2932080, 3127552, 3518496, 3703680, 3909440, 4398120, 4691328, 5864160, 7036992, 7407360, 7818880, 8796240, 9382656, 11728320, 14073984, 15637760, 17592480, 23456640, 28147968, 35184960, 46913280, 70369920, 140739840]

約数ペア:

[(1, 140739840), (2, 70369920), (3, 46913280), (4, 35184960), (5, 28147968), (6, 23456640), (8, 17592480), (9, 15637760), (10, 14073984), (12, 11728320), (15, 9382656), (16, 8796240), (18, 7818880), (19, 7407360), (20, 7036992), (24, 5864160), (30, 4691328), (32, 4398120), (36, 3909440), (38, 3703680), (40, 3518496), (45, 3127552), (48, 2932080), (57, 2469120), (60, 2345664), (64, 2199060), (72, 1954720), (76, 1851840), (80, 1759248), (90, 1563776), (95, 1481472), (96, 1466040), (114, 1234560), (120, 1172832), (128, 1099530), (144, 977360), (152, 925920), (160, 879624), (171, 823040), (180, 781888), (190, 740736), (192, 733020), (228, 617280), (240, 586416), (256, 549765), (285, 493824), (288, 488680), (304, 462960), (320, 439812), (342, 411520), (360, 390944), (380, 370368), (384, 366510), (456, 308640), (480, 293208), (570, 246912), (576, 244340), (608, 231480), (640, 219906), (643, 218880), (684, 205760), (720, 195472), (760, 185184), (768, 183255), (855, 164608), (912, 154320), (960, 146604), (1140, 123456), (1152, 122170), (1216, 115740), (1280, 109953), (1286, 109440), (1368, 102880), (1440, 97736), (1520, 92592), (1710, 82304), (1824, 77160), (1920, 73302), (1929, 72960), (2280, 61728), (2304, 61085), (2432, 57870), (2572, 54720), (2736, 51440), (2880, 48868), (3040, 46296), (3215, 43776), (3420, 41152), (3648, 38580), (3840, 36651), (3858, 36480), (4560, 30864), (4864, 28935), (5144, 27360), (5472, 25720), (5760, 24434), (5787, 24320), (6080, 23148), (6430, 21888), (6840, 20576), (7296, 19290), (7716, 18240), (9120, 15432), (9645, 14592), (10288, 13680), (10944, 12860), (11520, 12217), (11574, 12160)]