318996860

素因数分解:

$2^2\times 5^1\times 7^5\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 853183296

約数和(自身を除く): 534186436

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 73, 91, 98, 130, 140, 146, 182, 196, 245, 260, 292, 343, 364, 365, 455, 490, 511, 637, 686, 730, 910, 949, 980, 1022, 1274, 1372, 1460, 1715, 1820, 1898, 2044, 2401, 2548, 2555, 3185, 3430, 3577, 3796, 4459, 4745, 4802, 5110, 6370, 6643, 6860, 7154, 8918, 9490, 9604, 10220, 12005, 12740, 13286, 14308, 16807, 17836, 17885, 18980, 22295, 24010, 25039, 26572, 31213, 33215, 33614, 35770, 44590, 46501, 48020, 50078, 62426, 66430, 67228, 71540, 84035, 89180, 93002, 100156, 124852, 125195, 132860, 156065, 168070, 175273, 186004, 218491, 232505, 250390, 312130, 325507, 336140, 350546, 436982, 465010, 500780, 624260, 651014, 701092, 873964, 876365, 930020, 1092455, 1226911, 1302028, 1627535, 1752730, 2184910, 2278549, 2453822, 3255070, 3505460, 4369820, 4557098, 4907644, 6134555, 6510140, 9114196, 11392745, 12269110, 15949843, 22785490, 24538220, 31899686, 45570980, 63799372, 79749215, 159498430, 318996860]

約数ペア:

[(1, 318996860), (2, 159498430), (4, 79749215), (5, 63799372), (7, 45570980), (10, 31899686), (13, 24538220), (14, 22785490), (20, 15949843), (26, 12269110), (28, 11392745), (35, 9114196), (49, 6510140), (52, 6134555), (65, 4907644), (70, 4557098), (73, 4369820), (91, 3505460), (98, 3255070), (130, 2453822), (140, 2278549), (146, 2184910), (182, 1752730), (196, 1627535), (245, 1302028), (260, 1226911), (292, 1092455), (343, 930020), (364, 876365), (365, 873964), (455, 701092), (490, 651014), (511, 624260), (637, 500780), (686, 465010), (730, 436982), (910, 350546), (949, 336140), (980, 325507), (1022, 312130), (1274, 250390), (1372, 232505), (1460, 218491), (1715, 186004), (1820, 175273), (1898, 168070), (2044, 156065), (2401, 132860), (2548, 125195), (2555, 124852), (3185, 100156), (3430, 93002), (3577, 89180), (3796, 84035), (4459, 71540), (4745, 67228), (4802, 66430), (5110, 62426), (6370, 50078), (6643, 48020), (6860, 46501), (7154, 44590), (8918, 35770), (9490, 33614), (9604, 33215), (10220, 31213), (12005, 26572), (12740, 25039), (13286, 24010), (14308, 22295), (16807, 18980), (17836, 17885)]