220579380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:399

約数の個数: 216

約数和(自身を含む): 789876360

約数和(自身を除く): 569296980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 89, 90, 98, 105, 126, 140, 147, 178, 180, 196, 210, 245, 252, 267, 281, 294, 315, 356, 420, 441, 445, 490, 534, 562, 588, 623, 630, 735, 801, 843, 882, 890, 980, 1068, 1124, 1246, 1260, 1335, 1405, 1470, 1602, 1686, 1764, 1780, 1869, 1967, 2205, 2492, 2529, 2670, 2810, 2940, 3115, 3204, 3372, 3738, 3934, 4005, 4215, 4361, 4410, 5058, 5340, 5607, 5620, 5901, 6230, 7476, 7868, 8010, 8430, 8722, 8820, 9345, 9835, 10116, 11214, 11802, 12460, 12645, 13083, 13769, 16020, 16860, 17444, 17703, 18690, 19670, 21805, 22428, 23604, 25009, 25290, 26166, 27538, 28035, 29505, 35406, 37380, 39249, 39340, 41307, 43610, 50018, 50580, 52332, 55076, 56070, 59010, 65415, 68845, 70812, 75027, 78498, 82614, 87220, 88515, 100036, 112140, 118020, 123921, 125045, 130830, 137690, 150054, 156996, 165228, 175063, 177030, 196245, 206535, 225081, 247842, 250090, 261660, 275380, 300108, 350126, 354060, 375135, 392490, 413070, 450162, 495684, 500180, 525189, 619605, 700252, 750270, 784980, 826140, 875315, 900324, 1050378, 1125405, 1225441, 1239210, 1500540, 1575567, 1750630, 2100756, 2250810, 2450882, 2478420, 2625945, 3151134, 3501260, 3676323, 4501620, 4901764, 5251890, 6127205, 6302268, 7352646, 7877835, 10503780, 11028969, 12254410, 14705292, 15755670, 18381615, 22057938, 24508820, 31511340, 36763230, 44115876, 55144845, 73526460, 110289690, 220579380]

約数ペア:

[(1, 220579380), (2, 110289690), (3, 73526460), (4, 55144845), (5, 44115876), (6, 36763230), (7, 31511340), (9, 24508820), (10, 22057938), (12, 18381615), (14, 15755670), (15, 14705292), (18, 12254410), (20, 11028969), (21, 10503780), (28, 7877835), (30, 7352646), (35, 6302268), (36, 6127205), (42, 5251890), (45, 4901764), (49, 4501620), (60, 3676323), (63, 3501260), (70, 3151134), (84, 2625945), (89, 2478420), (90, 2450882), (98, 2250810), (105, 2100756), (126, 1750630), (140, 1575567), (147, 1500540), (178, 1239210), (180, 1225441), (196, 1125405), (210, 1050378), (245, 900324), (252, 875315), (267, 826140), (281, 784980), (294, 750270), (315, 700252), (356, 619605), (420, 525189), (441, 500180), (445, 495684), (490, 450162), (534, 413070), (562, 392490), (588, 375135), (623, 354060), (630, 350126), (735, 300108), (801, 275380), (843, 261660), (882, 250090), (890, 247842), (980, 225081), (1068, 206535), (1124, 196245), (1246, 177030), (1260, 175063), (1335, 165228), (1405, 156996), (1470, 150054), (1602, 137690), (1686, 130830), (1764, 125045), (1780, 123921), (1869, 118020), (1967, 112140), (2205, 100036), (2492, 88515), (2529, 87220), (2670, 82614), (2810, 78498), (2940, 75027), (3115, 70812), (3204, 68845), (3372, 65415), (3738, 59010), (3934, 56070), (4005, 55076), (4215, 52332), (4361, 50580), (4410, 50018), (5058, 43610), (5340, 41307), (5607, 39340), (5620, 39249), (5901, 37380), (6230, 35406), (7476, 29505), (7868, 28035), (8010, 27538), (8430, 26166), (8722, 25290), (8820, 25009), (9345, 23604), (9835, 22428), (10116, 21805), (11214, 19670), (11802, 18690), (12460, 17703), (12645, 17444), (13083, 16860), (13769, 16020)]