163391220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:434

約数の個数: 144

約数和(自身を含む): 519114960

約数和(自身を除く): 355723740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 113, 116, 145, 174, 180, 226, 261, 277, 290, 339, 348, 435, 452, 522, 554, 565, 580, 678, 831, 870, 1017, 1044, 1108, 1130, 1305, 1356, 1385, 1662, 1695, 1740, 2034, 2260, 2493, 2610, 2770, 3277, 3324, 3390, 4068, 4155, 4986, 5085, 5220, 5540, 6554, 6780, 8033, 8310, 9831, 9972, 10170, 12465, 13108, 16066, 16385, 16620, 19662, 20340, 24099, 24930, 29493, 31301, 32132, 32770, 39324, 40165, 48198, 49155, 49860, 58986, 62602, 65540, 72297, 80330, 93903, 96396, 98310, 117972, 120495, 125204, 144594, 147465, 156505, 160660, 187806, 196620, 240990, 281709, 289188, 294930, 313010, 361485, 375612, 469515, 481980, 563418, 589860, 626020, 722970, 907729, 939030, 1126836, 1408545, 1445940, 1815458, 1878060, 2723187, 2817090, 3630916, 4538645, 5446374, 5634180, 8169561, 9077290, 10892748, 13615935, 16339122, 18154580, 27231870, 32678244, 40847805, 54463740, 81695610, 163391220]

約数ペア:

[(1, 163391220), (2, 81695610), (3, 54463740), (4, 40847805), (5, 32678244), (6, 27231870), (9, 18154580), (10, 16339122), (12, 13615935), (15, 10892748), (18, 9077290), (20, 8169561), (29, 5634180), (30, 5446374), (36, 4538645), (45, 3630916), (58, 2817090), (60, 2723187), (87, 1878060), (90, 1815458), (113, 1445940), (116, 1408545), (145, 1126836), (174, 939030), (180, 907729), (226, 722970), (261, 626020), (277, 589860), (290, 563418), (339, 481980), (348, 469515), (435, 375612), (452, 361485), (522, 313010), (554, 294930), (565, 289188), (580, 281709), (678, 240990), (831, 196620), (870, 187806), (1017, 160660), (1044, 156505), (1108, 147465), (1130, 144594), (1305, 125204), (1356, 120495), (1385, 117972), (1662, 98310), (1695, 96396), (1740, 93903), (2034, 80330), (2260, 72297), (2493, 65540), (2610, 62602), (2770, 58986), (3277, 49860), (3324, 49155), (3390, 48198), (4068, 40165), (4155, 39324), (4986, 32770), (5085, 32132), (5220, 31301), (5540, 29493), (6554, 24930), (6780, 24099), (8033, 20340), (8310, 19662), (9831, 16620), (9972, 16385), (10170, 16066), (12465, 13108)]