80594640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{15991}}^1$

素因数の和:16017

約数の個数: 120

約数和(自身を含む): 309349248

約数和(自身を除く): 228754608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 15991, 31982, 47973, 63964, 79955, 95946, 111937, 127928, 143919, 159910, 191892, 223874, 239865, 255856, 287838, 319820, 335811, 383784, 447748, 479730, 559685, 575676, 639640, 671622, 719595, 767568, 895496, 959460, 1007433, 1119370, 1151352, 1279280, 1343244, 1439190, 1679055, 1790992, 1918920, 2014866, 2238740, 2302704, 2686488, 2878380, 3358110, 3837840, 4029732, 4477480, 5037165, 5372976, 5756760, 6716220, 8059464, 8954960, 10074330, 11513520, 13432440, 16118928, 20148660, 26864880, 40297320, 80594640]

約数ペア:

[(1, 80594640), (2, 40297320), (3, 26864880), (4, 20148660), (5, 16118928), (6, 13432440), (7, 11513520), (8, 10074330), (9, 8954960), (10, 8059464), (12, 6716220), (14, 5756760), (15, 5372976), (16, 5037165), (18, 4477480), (20, 4029732), (21, 3837840), (24, 3358110), (28, 2878380), (30, 2686488), (35, 2302704), (36, 2238740), (40, 2014866), (42, 1918920), (45, 1790992), (48, 1679055), (56, 1439190), (60, 1343244), (63, 1279280), (70, 1151352), (72, 1119370), (80, 1007433), (84, 959460), (90, 895496), (105, 767568), (112, 719595), (120, 671622), (126, 639640), (140, 575676), (144, 559685), (168, 479730), (180, 447748), (210, 383784), (240, 335811), (252, 319820), (280, 287838), (315, 255856), (336, 239865), (360, 223874), (420, 191892), (504, 159910), (560, 143919), (630, 127928), (720, 111937), (840, 95946), (1008, 79955), (1260, 63964), (1680, 47973), (2520, 31982), (5040, 15991)]