140767900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:564

約数の個数: 144

約数和(自身を含む): 388864000

約数和(自身を除く): 248096100

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 31, 35, 50, 52, 62, 65, 70, 91, 100, 124, 130, 140, 155, 175, 182, 217, 260, 310, 325, 350, 364, 403, 434, 455, 499, 620, 650, 700, 775, 806, 868, 910, 998, 1085, 1300, 1550, 1612, 1820, 1996, 2015, 2170, 2275, 2495, 2821, 3100, 3493, 4030, 4340, 4550, 4990, 5425, 5642, 6487, 6986, 8060, 9100, 9980, 10075, 10850, 11284, 12475, 12974, 13972, 14105, 15469, 17465, 20150, 21700, 24950, 25948, 28210, 30938, 32435, 34930, 40300, 45409, 49900, 56420, 61876, 64870, 69860, 70525, 77345, 87325, 90818, 108283, 129740, 141050, 154690, 162175, 174650, 181636, 201097, 216566, 227045, 282100, 309380, 324350, 349300, 386725, 402194, 433132, 454090, 541415, 648700, 773450, 804388, 908180, 1005485, 1082830, 1135225, 1407679, 1546900, 2010970, 2165660, 2270450, 2707075, 2815358, 4021940, 4540900, 5027425, 5414150, 5630716, 7038395, 10054850, 10828300, 14076790, 20109700, 28153580, 35191975, 70383950, 140767900]

約数ペア:

[(1, 140767900), (2, 70383950), (4, 35191975), (5, 28153580), (7, 20109700), (10, 14076790), (13, 10828300), (14, 10054850), (20, 7038395), (25, 5630716), (26, 5414150), (28, 5027425), (31, 4540900), (35, 4021940), (50, 2815358), (52, 2707075), (62, 2270450), (65, 2165660), (70, 2010970), (91, 1546900), (100, 1407679), (124, 1135225), (130, 1082830), (140, 1005485), (155, 908180), (175, 804388), (182, 773450), (217, 648700), (260, 541415), (310, 454090), (325, 433132), (350, 402194), (364, 386725), (403, 349300), (434, 324350), (455, 309380), (499, 282100), (620, 227045), (650, 216566), (700, 201097), (775, 181636), (806, 174650), (868, 162175), (910, 154690), (998, 141050), (1085, 129740), (1300, 108283), (1550, 90818), (1612, 87325), (1820, 77345), (1996, 70525), (2015, 69860), (2170, 64870), (2275, 61876), (2495, 56420), (2821, 49900), (3100, 45409), (3493, 40300), (4030, 34930), (4340, 32435), (4550, 30938), (4990, 28210), (5425, 25948), (5642, 24950), (6487, 21700), (6986, 20150), (8060, 17465), (9100, 15469), (9980, 14105), (10075, 13972), (10850, 12974), (11284, 12475)]