220162140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{443}}^1$

素因数の和:720

約数の個数: 144

約数和(自身を含む): 733090176

約数和(自身を除く): 512928036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 251, 330, 396, 443, 495, 502, 660, 753, 886, 990, 1004, 1255, 1329, 1506, 1772, 1980, 2215, 2259, 2510, 2658, 2761, 3012, 3765, 3987, 4430, 4518, 4873, 5020, 5316, 5522, 6645, 7530, 7974, 8283, 8860, 9036, 9746, 11044, 11295, 13290, 13805, 14619, 15060, 15948, 16566, 19492, 19935, 22590, 24365, 24849, 26580, 27610, 29238, 33132, 39870, 41415, 43857, 45180, 48730, 49698, 55220, 58476, 73095, 79740, 82830, 87714, 97460, 99396, 111193, 124245, 146190, 165660, 175428, 219285, 222386, 248490, 292380, 333579, 438570, 444772, 496980, 555965, 667158, 877140, 1000737, 1111930, 1223123, 1334316, 1667895, 2001474, 2223860, 2446246, 3335790, 3669369, 4002948, 4892492, 5003685, 6115615, 6671580, 7338738, 10007370, 11008107, 12231230, 14677476, 18346845, 20014740, 22016214, 24462460, 36693690, 44032428, 55040535, 73387380, 110081070, 220162140]

約数ペア:

[(1, 220162140), (2, 110081070), (3, 73387380), (4, 55040535), (5, 44032428), (6, 36693690), (9, 24462460), (10, 22016214), (11, 20014740), (12, 18346845), (15, 14677476), (18, 12231230), (20, 11008107), (22, 10007370), (30, 7338738), (33, 6671580), (36, 6115615), (44, 5003685), (45, 4892492), (55, 4002948), (60, 3669369), (66, 3335790), (90, 2446246), (99, 2223860), (110, 2001474), (132, 1667895), (165, 1334316), (180, 1223123), (198, 1111930), (220, 1000737), (251, 877140), (330, 667158), (396, 555965), (443, 496980), (495, 444772), (502, 438570), (660, 333579), (753, 292380), (886, 248490), (990, 222386), (1004, 219285), (1255, 175428), (1329, 165660), (1506, 146190), (1772, 124245), (1980, 111193), (2215, 99396), (2259, 97460), (2510, 87714), (2658, 82830), (2761, 79740), (3012, 73095), (3765, 58476), (3987, 55220), (4430, 49698), (4518, 48730), (4873, 45180), (5020, 43857), (5316, 41415), (5522, 39870), (6645, 33132), (7530, 29238), (7974, 27610), (8283, 26580), (8860, 24849), (9036, 24365), (9746, 22590), (11044, 19935), (11295, 19492), (13290, 16566), (13805, 15948), (14619, 15060)]