431532180

素因数分解:

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

素因数の和:311

約数の個数: 216

約数和(自身を含む): 1435379400

約数和(自身を除く): 1003847220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 29, 30, 36, 38, 45, 57, 58, 60, 76, 87, 90, 95, 114, 116, 145, 171, 174, 180, 190, 228, 229, 261, 285, 290, 342, 348, 361, 380, 435, 458, 522, 551, 570, 580, 684, 687, 722, 855, 870, 916, 1044, 1083, 1102, 1140, 1145, 1305, 1374, 1444, 1653, 1710, 1740, 1805, 2061, 2166, 2204, 2290, 2610, 2748, 2755, 3249, 3306, 3420, 3435, 3610, 4122, 4332, 4351, 4580, 4959, 5220, 5415, 5510, 6498, 6612, 6641, 6870, 7220, 8244, 8265, 8702, 9918, 10305, 10469, 10830, 11020, 12996, 13053, 13282, 13740, 16245, 16530, 17404, 19836, 19923, 20610, 20938, 21660, 21755, 24795, 26106, 26564, 31407, 32490, 33060, 33205, 39159, 39846, 41220, 41876, 43510, 49590, 52212, 52345, 59769, 62814, 64980, 65265, 66410, 78318, 79692, 82669, 87020, 94221, 99180, 99615, 104690, 119538, 125628, 126179, 130530, 132820, 156636, 157035, 165338, 188442, 195795, 199230, 209380, 239076, 248007, 252358, 261060, 298845, 314070, 330676, 376884, 378537, 391590, 398460, 413345, 471105, 496014, 504716, 597690, 628140, 630895, 744021, 757074, 783180, 826690, 942210, 992028, 1135611, 1195380, 1240035, 1261790, 1488042, 1514148, 1653380, 1884420, 1892685, 2271222, 2397401, 2480070, 2523580, 2976084, 3720105, 3785370, 4542444, 4794802, 4960140, 5678055, 7192203, 7440210, 7570740, 9589604, 11356110, 11987005, 14384406, 14880420, 21576609, 22712220, 23974010, 28768812, 35961015, 43153218, 47948020, 71922030, 86306436, 107883045, 143844060, 215766090, 431532180]

約数ペア:

[(1, 431532180), (2, 215766090), (3, 143844060), (4, 107883045), (5, 86306436), (6, 71922030), (9, 47948020), (10, 43153218), (12, 35961015), (15, 28768812), (18, 23974010), (19, 22712220), (20, 21576609), (29, 14880420), (30, 14384406), (36, 11987005), (38, 11356110), (45, 9589604), (57, 7570740), (58, 7440210), (60, 7192203), (76, 5678055), (87, 4960140), (90, 4794802), (95, 4542444), (114, 3785370), (116, 3720105), (145, 2976084), (171, 2523580), (174, 2480070), (180, 2397401), (190, 2271222), (228, 1892685), (229, 1884420), (261, 1653380), (285, 1514148), (290, 1488042), (342, 1261790), (348, 1240035), (361, 1195380), (380, 1135611), (435, 992028), (458, 942210), (522, 826690), (551, 783180), (570, 757074), (580, 744021), (684, 630895), (687, 628140), (722, 597690), (855, 504716), (870, 496014), (916, 471105), (1044, 413345), (1083, 398460), (1102, 391590), (1140, 378537), (1145, 376884), (1305, 330676), (1374, 314070), (1444, 298845), (1653, 261060), (1710, 252358), (1740, 248007), (1805, 239076), (2061, 209380), (2166, 199230), (2204, 195795), (2290, 188442), (2610, 165338), (2748, 157035), (2755, 156636), (3249, 132820), (3306, 130530), (3420, 126179), (3435, 125628), (3610, 119538), (4122, 104690), (4332, 99615), (4351, 99180), (4580, 94221), (4959, 87020), (5220, 82669), (5415, 79692), (5510, 78318), (6498, 66410), (6612, 65265), (6641, 64980), (6870, 62814), (7220, 59769), (8244, 52345), (8265, 52212), (8702, 49590), (9918, 43510), (10305, 41876), (10469, 41220), (10830, 39846), (11020, 39159), (12996, 33205), (13053, 33060), (13282, 32490), (13740, 31407), (16245, 26564), (16530, 26106), (17404, 24795), (19836, 21755), (19923, 21660), (20610, 20938)]