140003780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 368484480

約数和(自身を除く): 228480700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 73, 76, 95, 98, 103, 133, 140, 146, 190, 196, 206, 245, 266, 292, 365, 380, 412, 490, 511, 515, 532, 665, 721, 730, 931, 980, 1022, 1030, 1330, 1387, 1442, 1460, 1862, 1957, 2044, 2060, 2555, 2660, 2774, 2884, 3577, 3605, 3724, 3914, 4655, 5047, 5110, 5548, 6935, 7154, 7210, 7519, 7828, 9310, 9709, 9785, 10094, 10220, 13699, 13870, 14308, 14420, 15038, 17885, 18620, 19418, 19570, 20188, 25235, 27398, 27740, 30076, 35770, 37595, 38836, 39140, 48545, 50470, 52633, 54796, 67963, 68495, 71540, 75190, 95893, 97090, 100940, 105266, 135926, 136990, 142861, 150380, 191786, 194180, 210532, 263165, 271852, 273980, 285722, 339815, 368431, 383572, 479465, 526330, 571444, 679630, 714305, 736862, 958930, 1000027, 1052660, 1359260, 1428610, 1473724, 1842155, 1917860, 2000054, 2857220, 3684310, 4000108, 5000135, 7000189, 7368620, 10000270, 14000378, 20000540, 28000756, 35000945, 70001890, 140003780]

約数ペア:

[(1, 140003780), (2, 70001890), (4, 35000945), (5, 28000756), (7, 20000540), (10, 14000378), (14, 10000270), (19, 7368620), (20, 7000189), (28, 5000135), (35, 4000108), (38, 3684310), (49, 2857220), (70, 2000054), (73, 1917860), (76, 1842155), (95, 1473724), (98, 1428610), (103, 1359260), (133, 1052660), (140, 1000027), (146, 958930), (190, 736862), (196, 714305), (206, 679630), (245, 571444), (266, 526330), (292, 479465), (365, 383572), (380, 368431), (412, 339815), (490, 285722), (511, 273980), (515, 271852), (532, 263165), (665, 210532), (721, 194180), (730, 191786), (931, 150380), (980, 142861), (1022, 136990), (1030, 135926), (1330, 105266), (1387, 100940), (1442, 97090), (1460, 95893), (1862, 75190), (1957, 71540), (2044, 68495), (2060, 67963), (2555, 54796), (2660, 52633), (2774, 50470), (2884, 48545), (3577, 39140), (3605, 38836), (3724, 37595), (3914, 35770), (4655, 30076), (5047, 27740), (5110, 27398), (5548, 25235), (6935, 20188), (7154, 19570), (7210, 19418), (7519, 18620), (7828, 17885), (9310, 15038), (9709, 14420), (9785, 14308), (10094, 13870), (10220, 13699)]