2018520

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{89}}^1$

素因数の和:119

約数の個数: 160

約数和(自身を含む): 7840800

約数和(自身を除く): 5822280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 89, 90, 105, 108, 120, 126, 135, 140, 162, 168, 178, 180, 189, 210, 216, 252, 267, 270, 280, 315, 324, 356, 360, 378, 405, 420, 445, 504, 534, 540, 567, 623, 630, 648, 712, 756, 801, 810, 840, 890, 945, 1068, 1080, 1134, 1246, 1260, 1335, 1512, 1602, 1620, 1780, 1869, 1890, 2136, 2268, 2403, 2492, 2520, 2670, 2835, 3115, 3204, 3240, 3560, 3738, 3780, 4005, 4536, 4806, 4984, 5340, 5607, 5670, 6230, 6408, 7209, 7476, 7560, 8010, 9345, 9612, 10680, 11214, 11340, 12015, 12460, 14418, 14952, 16020, 16821, 18690, 19224, 22428, 22680, 24030, 24920, 28035, 28836, 32040, 33642, 36045, 37380, 44856, 48060, 50463, 56070, 57672, 67284, 72090, 74760, 84105, 96120, 100926, 112140, 134568, 144180, 168210, 201852, 224280, 252315, 288360, 336420, 403704, 504630, 672840, 1009260, 2018520]

約数ペア:

[(1, 2018520), (2, 1009260), (3, 672840), (4, 504630), (5, 403704), (6, 336420), (7, 288360), (8, 252315), (9, 224280), (10, 201852), (12, 168210), (14, 144180), (15, 134568), (18, 112140), (20, 100926), (21, 96120), (24, 84105), (27, 74760), (28, 72090), (30, 67284), (35, 57672), (36, 56070), (40, 50463), (42, 48060), (45, 44856), (54, 37380), (56, 36045), (60, 33642), (63, 32040), (70, 28836), (72, 28035), (81, 24920), (84, 24030), (89, 22680), (90, 22428), (105, 19224), (108, 18690), (120, 16821), (126, 16020), (135, 14952), (140, 14418), (162, 12460), (168, 12015), (178, 11340), (180, 11214), (189, 10680), (210, 9612), (216, 9345), (252, 8010), (267, 7560), (270, 7476), (280, 7209), (315, 6408), (324, 6230), (356, 5670), (360, 5607), (378, 5340), (405, 4984), (420, 4806), (445, 4536), (504, 4005), (534, 3780), (540, 3738), (567, 3560), (623, 3240), (630, 3204), (648, 3115), (712, 2835), (756, 2670), (801, 2520), (810, 2492), (840, 2403), (890, 2268), (945, 2136), (1068, 1890), (1080, 1869), (1134, 1780), (1246, 1620), (1260, 1602), (1335, 1512)]