140000009840

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1\times {\mathrm{257}}^1\times {\mathrm{349}}^1$

素因数の和:907

約数の個数: 160

約数和(自身を含む): 332556840000

約数和(自身を除く): 192556830160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 179, 218, 257, 349, 358, 436, 514, 545, 698, 716, 872, 895, 1028, 1090, 1285, 1396, 1432, 1744, 1745, 1790, 2056, 2180, 2570, 2792, 2864, 3490, 3580, 4112, 4360, 5140, 5584, 6980, 7160, 8720, 10280, 13960, 14320, 19511, 20560, 27920, 28013, 38041, 39022, 46003, 56026, 62471, 76082, 78044, 89693, 92006, 97555, 112052, 124942, 140065, 152164, 156088, 179386, 184012, 190205, 195110, 224104, 230015, 249884, 280130, 304328, 312176, 312355, 358772, 368024, 380410, 390220, 448208, 448465, 460030, 499768, 560260, 608656, 624710, 717544, 736048, 760820, 780440, 896930, 920060, 999536, 1120520, 1249420, 1435088, 1521640, 1560880, 1793860, 1840120, 2241040, 2498840, 3043280, 3587720, 3680240, 4997680, 5014327, 6809339, 7175440, 9776537, 10028654, 13618678, 16055047, 19553074, 20057308, 25071635, 27237356, 32110094, 34046695, 39106148, 40114616, 48882685, 50143270, 54474712, 64220188, 68093390, 78212296, 80229232, 80275235, 97765370, 100286540, 108949424, 128440376, 136186780, 156424592, 160550470, 195530740, 200573080, 256880752, 272373560, 321100940, 391061480, 401146160, 544747120, 642201880, 782122960, 1284403760, 1750000123, 3500000246, 7000000492, 8750000615, 14000000984, 17500001230, 28000001968, 35000002460, 70000004920, 140000009840]

約数ペア:

[(1, 140000009840), (2, 70000004920), (4, 35000002460), (5, 28000001968), (8, 17500001230), (10, 14000000984), (16, 8750000615), (20, 7000000492), (40, 3500000246), (80, 1750000123), (109, 1284403760), (179, 782122960), (218, 642201880), (257, 544747120), (349, 401146160), (358, 391061480), (436, 321100940), (514, 272373560), (545, 256880752), (698, 200573080), (716, 195530740), (872, 160550470), (895, 156424592), (1028, 136186780), (1090, 128440376), (1285, 108949424), (1396, 100286540), (1432, 97765370), (1744, 80275235), (1745, 80229232), (1790, 78212296), (2056, 68093390), (2180, 64220188), (2570, 54474712), (2792, 50143270), (2864, 48882685), (3490, 40114616), (3580, 39106148), (4112, 34046695), (4360, 32110094), (5140, 27237356), (5584, 25071635), (6980, 20057308), (7160, 19553074), (8720, 16055047), (10280, 13618678), (13960, 10028654), (14320, 9776537), (19511, 7175440), (20560, 6809339), (27920, 5014327), (28013, 4997680), (38041, 3680240), (39022, 3587720), (46003, 3043280), (56026, 2498840), (62471, 2241040), (76082, 1840120), (78044, 1793860), (89693, 1560880), (92006, 1521640), (97555, 1435088), (112052, 1249420), (124942, 1120520), (140065, 999536), (152164, 920060), (156088, 896930), (179386, 780440), (184012, 760820), (190205, 736048), (195110, 717544), (224104, 624710), (230015, 608656), (249884, 560260), (280130, 499768), (304328, 460030), (312176, 448465), (312355, 448208), (358772, 390220), (368024, 380410)]