2220120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{881}}^1$

素因数の和:905

約数の個数: 96

約数和(自身を含む): 8255520

約数和(自身を除く): 6035400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 881, 1260, 1762, 2520, 2643, 3524, 4405, 5286, 6167, 7048, 7929, 8810, 10572, 12334, 13215, 15858, 17620, 18501, 21144, 24668, 26430, 30835, 31716, 35240, 37002, 39645, 49336, 52860, 55503, 61670, 63432, 74004, 79290, 92505, 105720, 111006, 123340, 148008, 158580, 185010, 222012, 246680, 277515, 317160, 370020, 444024, 555030, 740040, 1110060, 2220120]

約数ペア:

[(1, 2220120), (2, 1110060), (3, 740040), (4, 555030), (5, 444024), (6, 370020), (7, 317160), (8, 277515), (9, 246680), (10, 222012), (12, 185010), (14, 158580), (15, 148008), (18, 123340), (20, 111006), (21, 105720), (24, 92505), (28, 79290), (30, 74004), (35, 63432), (36, 61670), (40, 55503), (42, 52860), (45, 49336), (56, 39645), (60, 37002), (63, 35240), (70, 31716), (72, 30835), (84, 26430), (90, 24668), (105, 21144), (120, 18501), (126, 17620), (140, 15858), (168, 13215), (180, 12334), (210, 10572), (252, 8810), (280, 7929), (315, 7048), (360, 6167), (420, 5286), (504, 4405), (630, 3524), (840, 2643), (881, 2520), (1260, 1762)]