140413860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10987}}^1$

素因数の和:11073

約数の個数: 72

約数和(自身を含む): 431960256

約数和(自身を除く): 291546396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 10987, 12780, 21974, 32961, 43948, 54935, 65922, 98883, 109870, 131844, 164805, 197766, 219740, 329610, 395532, 494415, 659220, 780077, 988830, 1560154, 1977660, 2340231, 3120308, 3900385, 4680462, 7020693, 7800770, 9360924, 11701155, 14041386, 15601540, 23402310, 28082772, 35103465, 46804620, 70206930, 140413860]

約数ペア:

[(1, 140413860), (2, 70206930), (3, 46804620), (4, 35103465), (5, 28082772), (6, 23402310), (9, 15601540), (10, 14041386), (12, 11701155), (15, 9360924), (18, 7800770), (20, 7020693), (30, 4680462), (36, 3900385), (45, 3120308), (60, 2340231), (71, 1977660), (90, 1560154), (142, 988830), (180, 780077), (213, 659220), (284, 494415), (355, 395532), (426, 329610), (639, 219740), (710, 197766), (852, 164805), (1065, 131844), (1278, 109870), (1420, 98883), (2130, 65922), (2556, 54935), (3195, 43948), (4260, 32961), (6390, 21974), (10987, 12780)]