About the Number

1390387680

1390387679 ← → 1390387681

2進数表記:1010010110111111010000111100000

漢数字表記:十三億九千三十八万七千六百八十

素因数分解:

2 5 × 3 5 × 5 1 × 11 1 × 3251 1

素因数の和:3292
約数の個数: 288
約数和(自身を含む): 5369390208
約数和(自身を除く): 3979002528

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 160, 162, 165, 176, 180, 198, 216, 220, 240, 243, 264, 270, 288, 297, 324, 330, 352, 360, 396, 405, 432, 440, 480, 486, 495, 528, 540, 594, 648, 660, 720, 792, 810, 864, 880, 891, 972, 990, 1056, 1080, 1188, 1215, 1296, 1320, 1440, 1485, 1584, 1620, 1760, 1782, 1944, 1980, 2160, 2376, 2430, 2592, 2640, 2673, 2970, 3168, 3240, 3251, 3564, 3888, 3960, 4320, 4455, 4752, 4860, 5280, 5346, 5940, 6480, 6502, 7128, 7776, 7920, 8910, 9504, 9720, 9753, 10692, 11880, 12960, 13004, 13365, 14256, 15840, 16255, 17820, 19440, 19506, 21384, 23760, 26008, 26730, 28512, 29259, 32510, 35640, 35761, 38880, 39012, 42768, 47520, 48765, 52016, 53460, 58518, 65020, 71280, 71522, 78024, 85536, 87777, 97530, 104032, 106920, 107283, 117036, 130040, 142560, 143044, 146295, 156048, 175554, 178805, 195060, 213840, 214566, 234072, 260080, 263331, 286088, 292590, 312096, 321849, 351108, 357610, 390120, 427680, 429132, 438885, 468144, 520160, 526662, 536415, 572176, 585180, 643698, 702216, 715220, 780240, 789993, 858264, 877770, 936288, 965547, 1053324, 1072830, 1144352, 1170360, 1287396, 1316655, 1404432, 1430440, 1560480, 1579986, 1609245, 1716528, 1755540, 1931094, 2106648, 2145660, 2340720, 2574792, 2633310, 2808864, 2860880, 2896641, 3159972, 3218490, 3433056, 3511080, 3862188, 3949965, 4213296, 4291320, 4681440, 4827735, 5149584, 5266620, 5721760, 5793282, 6319944, 6436980, 7022160, 7724376, 7899930, 8426592, 8582640, 8689923, 9655470, 10299168, 10533240, 11586564, 12639888, 12873960, 14044320, 14483205, 15448752, 15799860, 17165280, 17379846, 19310940, 21066480, 23173128, 25279776, 25747920, 28966410, 30897504, 31599720, 34759692, 38621880, 42132960, 43449615, 46346256, 51495840, 57932820, 63199440, 69519384, 77243760, 86899230, 92692512, 115865640, 126398880, 139038768, 154487520, 173798460, 231731280, 278077536, 347596920, 463462560, 695193840, 1390387680]

約数ペア:
[(1, 1390387680), (2, 695193840), (3, 463462560), (4, 347596920), (5, 278077536), (6, 231731280), (8, 173798460), (9, 154487520), (10, 139038768), (11, 126398880), (12, 115865640), (15, 92692512), (16, 86899230), (18, 77243760), (20, 69519384), (22, 63199440), (24, 57932820), (27, 51495840), (30, 46346256), (32, 43449615), (33, 42132960), (36, 38621880), (40, 34759692), (44, 31599720), (45, 30897504), (48, 28966410), (54, 25747920), (55, 25279776), (60, 23173128), (66, 21066480), (72, 19310940), (80, 17379846), (81, 17165280), (88, 15799860), (90, 15448752), (96, 14483205), (99, 14044320), (108, 12873960), (110, 12639888), (120, 11586564), (132, 10533240), (135, 10299168), (144, 9655470), (160, 8689923), (162, 8582640), (165, 8426592), (176, 7899930), (180, 7724376), (198, 7022160), (216, 6436980), (220, 6319944), (240, 5793282), (243, 5721760), (264, 5266620), (270, 5149584), (288, 4827735), (297, 4681440), (324, 4291320), (330, 4213296), (352, 3949965), (360, 3862188), (396, 3511080), (405, 3433056), (432, 3218490), (440, 3159972), (480, 2896641), (486, 2860880), (495, 2808864), (528, 2633310), (540, 2574792), (594, 2340720), (648, 2145660), (660, 2106648), (720, 1931094), (792, 1755540), (810, 1716528), (864, 1609245), (880, 1579986), (891, 1560480), (972, 1430440), (990, 1404432), (1056, 1316655), (1080, 1287396), (1188, 1170360), (1215, 1144352), (1296, 1072830), (1320, 1053324), (1440, 965547), (1485, 936288), (1584, 877770), (1620, 858264), (1760, 789993), (1782, 780240), (1944, 715220), (1980, 702216), (2160, 643698), (2376, 585180), (2430, 572176), (2592, 536415), (2640, 526662), (2673, 520160), (2970, 468144), (3168, 438885), (3240, 429132), (3251, 427680), (3564, 390120), (3888, 357610), (3960, 351108), (4320, 321849), (4455, 312096), (4752, 292590), (4860, 286088), (5280, 263331), (5346, 260080), (5940, 234072), (6480, 214566), (6502, 213840), (7128, 195060), (7776, 178805), (7920, 175554), (8910, 156048), (9504, 146295), (9720, 143044), (9753, 142560), (10692, 130040), (11880, 117036), (12960, 107283), (13004, 106920), (13365, 104032), (14256, 97530), (15840, 87777), (16255, 85536), (17820, 78024), (19440, 71522), (19506, 71280), (21384, 65020), (23760, 58518), (26008, 53460), (26730, 52016), (28512, 48765), (29259, 47520), (32510, 42768), (35640, 39012), (35761, 38880)]

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