220656240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{43781}}^1$

素因数の和:43807

約数の個数: 120

約数和(自身を含む): 846919008

約数和(自身を除く): 626262768

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, 43781, 87562, 131343, 175124, 218905, 262686, 306467, 350248, 394029, 437810, 525372, 612934, 656715, 700496, 788058, 875620, 919401, 1050744, 1225868, 1313430, 1532335, 1576116, 1751240, 1838802, 1970145, 2101488, 2451736, 2626860, 2758203, 3064670, 3152232, 3502480, 3677604, 3940290, 4597005, 4903472, 5253720, 5516406, 6129340, 6304464, 7355208, 7880580, 9194010, 10507440, 11032812, 12258680, 13791015, 14710416, 15761160, 18388020, 22065624, 24517360, 27582030, 31522320, 36776040, 44131248, 55164060, 73552080, 110328120, 220656240]

約数ペア:

[(1, 220656240), (2, 110328120), (3, 73552080), (4, 55164060), (5, 44131248), (6, 36776040), (7, 31522320), (8, 27582030), (9, 24517360), (10, 22065624), (12, 18388020), (14, 15761160), (15, 14710416), (16, 13791015), (18, 12258680), (20, 11032812), (21, 10507440), (24, 9194010), (28, 7880580), (30, 7355208), (35, 6304464), (36, 6129340), (40, 5516406), (42, 5253720), (45, 4903472), (48, 4597005), (56, 3940290), (60, 3677604), (63, 3502480), (70, 3152232), (72, 3064670), (80, 2758203), (84, 2626860), (90, 2451736), (105, 2101488), (112, 1970145), (120, 1838802), (126, 1751240), (140, 1576116), (144, 1532335), (168, 1313430), (180, 1225868), (210, 1050744), (240, 919401), (252, 875620), (280, 788058), (315, 700496), (336, 656715), (360, 612934), (420, 525372), (504, 437810), (560, 394029), (630, 350248), (720, 306467), (840, 262686), (1008, 218905), (1260, 175124), (1680, 131343), (2520, 87562), (5040, 43781)]