77020020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5557}}^1$

素因数の和:5590

約数の個数: 144

約数和(自身を含む): 291328128

約数和(自身を除く): 214308108

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1980, 2310, 2772, 3465, 4620, 5557, 6930, 11114, 13860, 16671, 22228, 27785, 33342, 38899, 50013, 55570, 61127, 66684, 77798, 83355, 100026, 111140, 116697, 122254, 155596, 166710, 183381, 194495, 200052, 233394, 244508, 250065, 305635, 333420, 350091, 366762, 388990, 427889, 466788, 500130, 550143, 583485, 611270, 700182, 733524, 777980, 855778, 916905, 1000260, 1100286, 1166970, 1222540, 1283667, 1400364, 1711556, 1750455, 1833810, 2139445, 2200572, 2333940, 2567334, 2750715, 3500910, 3667620, 3851001, 4278890, 5134668, 5501430, 6418335, 7001820, 7702002, 8557780, 11002860, 12836670, 15404004, 19255005, 25673340, 38510010, 77020020]

約数ペア:

[(1, 77020020), (2, 38510010), (3, 25673340), (4, 19255005), (5, 15404004), (6, 12836670), (7, 11002860), (9, 8557780), (10, 7702002), (11, 7001820), (12, 6418335), (14, 5501430), (15, 5134668), (18, 4278890), (20, 3851001), (21, 3667620), (22, 3500910), (28, 2750715), (30, 2567334), (33, 2333940), (35, 2200572), (36, 2139445), (42, 1833810), (44, 1750455), (45, 1711556), (55, 1400364), (60, 1283667), (63, 1222540), (66, 1166970), (70, 1100286), (77, 1000260), (84, 916905), (90, 855778), (99, 777980), (105, 733524), (110, 700182), (126, 611270), (132, 583485), (140, 550143), (154, 500130), (165, 466788), (180, 427889), (198, 388990), (210, 366762), (220, 350091), (231, 333420), (252, 305635), (308, 250065), (315, 244508), (330, 233394), (385, 200052), (396, 194495), (420, 183381), (462, 166710), (495, 155596), (630, 122254), (660, 116697), (693, 111140), (770, 100026), (924, 83355), (990, 77798), (1155, 66684), (1260, 61127), (1386, 55570), (1540, 50013), (1980, 38899), (2310, 33342), (2772, 27785), (3465, 22228), (4620, 16671), (5557, 13860), (6930, 11114)]