138668889660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{409}}^1\times {\mathrm{115321}}^1$

素因数の和:115756

約数の個数: 144

約数和(自身を含む): 452772623520

約数和(自身を除く): 314103733860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 409, 420, 490, 588, 735, 818, 980, 1227, 1470, 1636, 2045, 2454, 2863, 2940, 4090, 4908, 5726, 6135, 8180, 8589, 11452, 12270, 14315, 17178, 20041, 24540, 28630, 34356, 40082, 42945, 57260, 60123, 80164, 85890, 100205, 115321, 120246, 171780, 200410, 230642, 240492, 300615, 345963, 400820, 461284, 576605, 601230, 691926, 807247, 1153210, 1202460, 1383852, 1614494, 1729815, 2306420, 2421741, 3228988, 3459630, 4036235, 4843482, 5650729, 6919260, 8072470, 9686964, 11301458, 12108705, 16144940, 16952187, 22602916, 24217410, 28253645, 33904374, 47166289, 48434820, 56507290, 67808748, 84760935, 94332578, 113014580, 141498867, 169521870, 188665156, 235831445, 282997734, 330164023, 339043740, 471662890, 565995468, 660328046, 707494335, 943325780, 990492069, 1320656092, 1414988670, 1650820115, 1980984138, 2311148161, 2829977340, 3301640230, 3961968276, 4622296322, 4952460345, 6603280460, 6933444483, 9244592644, 9904920690, 11555740805, 13866888966, 19809841380, 23111481610, 27733777932, 34667222415, 46222963220, 69334444830, 138668889660]

約数ペア:

[(1, 138668889660), (2, 69334444830), (3, 46222963220), (4, 34667222415), (5, 27733777932), (6, 23111481610), (7, 19809841380), (10, 13866888966), (12, 11555740805), (14, 9904920690), (15, 9244592644), (20, 6933444483), (21, 6603280460), (28, 4952460345), (30, 4622296322), (35, 3961968276), (42, 3301640230), (49, 2829977340), (60, 2311148161), (70, 1980984138), (84, 1650820115), (98, 1414988670), (105, 1320656092), (140, 990492069), (147, 943325780), (196, 707494335), (210, 660328046), (245, 565995468), (294, 471662890), (409, 339043740), (420, 330164023), (490, 282997734), (588, 235831445), (735, 188665156), (818, 169521870), (980, 141498867), (1227, 113014580), (1470, 94332578), (1636, 84760935), (2045, 67808748), (2454, 56507290), (2863, 48434820), (2940, 47166289), (4090, 33904374), (4908, 28253645), (5726, 24217410), (6135, 22602916), (8180, 16952187), (8589, 16144940), (11452, 12108705), (12270, 11301458), (14315, 9686964), (17178, 8072470), (20041, 6919260), (24540, 5650729), (28630, 4843482), (34356, 4036235), (40082, 3459630), (42945, 3228988), (57260, 2421741), (60123, 2306420), (80164, 1729815), (85890, 1614494), (100205, 1383852), (115321, 1202460), (120246, 1153210), (171780, 807247), (200410, 691926), (230642, 601230), (240492, 576605), (300615, 461284), (345963, 400820)]