287688120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:310

約数の個数: 192

約数和(自身を含む): 946404000

約数和(自身を除く): 658715880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 29, 30, 38, 40, 57, 58, 60, 76, 87, 95, 114, 116, 120, 145, 152, 174, 190, 228, 229, 232, 285, 290, 348, 361, 380, 435, 456, 458, 551, 570, 580, 687, 696, 722, 760, 870, 916, 1083, 1102, 1140, 1145, 1160, 1374, 1444, 1653, 1740, 1805, 1832, 2166, 2204, 2280, 2290, 2748, 2755, 2888, 3306, 3435, 3480, 3610, 4332, 4351, 4408, 4580, 5415, 5496, 5510, 6612, 6641, 6870, 7220, 8265, 8664, 8702, 9160, 10469, 10830, 11020, 13053, 13224, 13282, 13740, 14440, 16530, 17404, 19923, 20938, 21660, 21755, 22040, 26106, 26564, 27480, 31407, 33060, 33205, 34808, 39846, 41876, 43320, 43510, 52212, 52345, 53128, 62814, 65265, 66120, 66410, 79692, 82669, 83752, 87020, 99615, 104424, 104690, 125628, 126179, 130530, 132820, 157035, 159384, 165338, 174040, 199230, 209380, 248007, 251256, 252358, 261060, 265640, 314070, 330676, 378537, 398460, 413345, 418760, 496014, 504716, 522120, 628140, 630895, 661352, 757074, 796920, 826690, 992028, 1009432, 1240035, 1256280, 1261790, 1514148, 1653380, 1892685, 1984056, 2397401, 2480070, 2523580, 3028296, 3306760, 3785370, 4794802, 4960140, 5047160, 7192203, 7570740, 9589604, 9920280, 11987005, 14384406, 15141480, 19179208, 23974010, 28768812, 35961015, 47948020, 57537624, 71922030, 95896040, 143844060, 287688120]

約数ペア:

[(1, 287688120), (2, 143844060), (3, 95896040), (4, 71922030), (5, 57537624), (6, 47948020), (8, 35961015), (10, 28768812), (12, 23974010), (15, 19179208), (19, 15141480), (20, 14384406), (24, 11987005), (29, 9920280), (30, 9589604), (38, 7570740), (40, 7192203), (57, 5047160), (58, 4960140), (60, 4794802), (76, 3785370), (87, 3306760), (95, 3028296), (114, 2523580), (116, 2480070), (120, 2397401), (145, 1984056), (152, 1892685), (174, 1653380), (190, 1514148), (228, 1261790), (229, 1256280), (232, 1240035), (285, 1009432), (290, 992028), (348, 826690), (361, 796920), (380, 757074), (435, 661352), (456, 630895), (458, 628140), (551, 522120), (570, 504716), (580, 496014), (687, 418760), (696, 413345), (722, 398460), (760, 378537), (870, 330676), (916, 314070), (1083, 265640), (1102, 261060), (1140, 252358), (1145, 251256), (1160, 248007), (1374, 209380), (1444, 199230), (1653, 174040), (1740, 165338), (1805, 159384), (1832, 157035), (2166, 132820), (2204, 130530), (2280, 126179), (2290, 125628), (2748, 104690), (2755, 104424), (2888, 99615), (3306, 87020), (3435, 83752), (3480, 82669), (3610, 79692), (4332, 66410), (4351, 66120), (4408, 65265), (4580, 62814), (5415, 53128), (5496, 52345), (5510, 52212), (6612, 43510), (6641, 43320), (6870, 41876), (7220, 39846), (8265, 34808), (8664, 33205), (8702, 33060), (9160, 31407), (10469, 27480), (10830, 26564), (11020, 26106), (13053, 22040), (13224, 21755), (13282, 21660), (13740, 20938), (14440, 19923), (16530, 17404)]