397189980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:782

約数の個数: 240

約数和(自身を含む): 1405071360

約数和(自身を除く): 1007881380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 31, 33, 36, 44, 45, 54, 55, 60, 62, 66, 81, 90, 93, 99, 108, 110, 124, 132, 135, 155, 162, 165, 180, 186, 198, 220, 270, 279, 297, 310, 324, 330, 341, 372, 396, 405, 465, 495, 540, 558, 594, 620, 660, 682, 719, 810, 837, 891, 930, 990, 1023, 1116, 1188, 1364, 1395, 1438, 1485, 1620, 1674, 1705, 1782, 1860, 1980, 2046, 2157, 2511, 2790, 2876, 2970, 3069, 3348, 3410, 3564, 3595, 4092, 4185, 4314, 4455, 5022, 5115, 5580, 5940, 6138, 6471, 6820, 7190, 7909, 8370, 8628, 8910, 9207, 10044, 10230, 10785, 12276, 12555, 12942, 14380, 15345, 15818, 16740, 17820, 18414, 19413, 20460, 21570, 22289, 23727, 25110, 25884, 27621, 30690, 31636, 32355, 36828, 38826, 39545, 43140, 44578, 46035, 47454, 50220, 55242, 58239, 61380, 64710, 66867, 71181, 77652, 79090, 89156, 92070, 94908, 97065, 110484, 111445, 116478, 118635, 129420, 133734, 138105, 142362, 158180, 184140, 194130, 200601, 213543, 222890, 232956, 237270, 245179, 267468, 276210, 284724, 291195, 334335, 355905, 388260, 401202, 427086, 445780, 474540, 490358, 552420, 582390, 601803, 640629, 668670, 711810, 735537, 802404, 854172, 980716, 1003005, 1067715, 1164780, 1203606, 1225895, 1281258, 1337340, 1423620, 1471074, 1805409, 2006010, 2135430, 2206611, 2407212, 2451790, 2562516, 2942148, 3009015, 3203145, 3610818, 3677685, 4012020, 4270860, 4413222, 4903580, 6018030, 6406290, 6619833, 7221636, 7355370, 8826444, 9027045, 11033055, 12036060, 12812580, 13239666, 14710740, 18054090, 19859499, 22066110, 26479332, 33099165, 36108180, 39718998, 44132220, 66198330, 79437996, 99297495, 132396660, 198594990, 397189980]

約数ペア:

[(1, 397189980), (2, 198594990), (3, 132396660), (4, 99297495), (5, 79437996), (6, 66198330), (9, 44132220), (10, 39718998), (11, 36108180), (12, 33099165), (15, 26479332), (18, 22066110), (20, 19859499), (22, 18054090), (27, 14710740), (30, 13239666), (31, 12812580), (33, 12036060), (36, 11033055), (44, 9027045), (45, 8826444), (54, 7355370), (55, 7221636), (60, 6619833), (62, 6406290), (66, 6018030), (81, 4903580), (90, 4413222), (93, 4270860), (99, 4012020), (108, 3677685), (110, 3610818), (124, 3203145), (132, 3009015), (135, 2942148), (155, 2562516), (162, 2451790), (165, 2407212), (180, 2206611), (186, 2135430), (198, 2006010), (220, 1805409), (270, 1471074), (279, 1423620), (297, 1337340), (310, 1281258), (324, 1225895), (330, 1203606), (341, 1164780), (372, 1067715), (396, 1003005), (405, 980716), (465, 854172), (495, 802404), (540, 735537), (558, 711810), (594, 668670), (620, 640629), (660, 601803), (682, 582390), (719, 552420), (810, 490358), (837, 474540), (891, 445780), (930, 427086), (990, 401202), (1023, 388260), (1116, 355905), (1188, 334335), (1364, 291195), (1395, 284724), (1438, 276210), (1485, 267468), (1620, 245179), (1674, 237270), (1705, 232956), (1782, 222890), (1860, 213543), (1980, 200601), (2046, 194130), (2157, 184140), (2511, 158180), (2790, 142362), (2876, 138105), (2970, 133734), (3069, 129420), (3348, 118635), (3410, 116478), (3564, 111445), (3595, 110484), (4092, 97065), (4185, 94908), (4314, 92070), (4455, 89156), (5022, 79090), (5115, 77652), (5580, 71181), (5940, 66867), (6138, 64710), (6471, 61380), (6820, 58239), (7190, 55242), (7909, 50220), (8370, 47454), (8628, 46035), (8910, 44578), (9207, 43140), (10044, 39545), (10230, 38826), (10785, 36828), (12276, 32355), (12555, 31636), (12942, 30690), (14380, 27621), (15345, 25884), (15818, 25110), (16740, 23727), (17820, 22289), (18414, 21570), (19413, 20460)]