323631560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{479}}^1$

素因数の和:643

約数の個数: 128

約数和(自身を含む): 884736000

約数和(自身を除く): 561104440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 127, 133, 140, 152, 190, 254, 266, 280, 380, 479, 508, 532, 635, 665, 760, 889, 958, 1016, 1064, 1270, 1330, 1778, 1916, 2395, 2413, 2540, 2660, 3353, 3556, 3832, 4445, 4790, 4826, 5080, 5320, 6706, 7112, 8890, 9101, 9580, 9652, 12065, 13412, 16765, 16891, 17780, 18202, 19160, 19304, 24130, 26824, 33530, 33782, 35560, 36404, 45505, 48260, 60833, 63707, 67060, 67564, 72808, 84455, 91010, 96520, 121666, 127414, 134120, 135128, 168910, 182020, 243332, 254828, 304165, 318535, 337820, 364040, 425831, 486664, 509656, 608330, 637070, 675640, 851662, 1155827, 1216660, 1274140, 1703324, 2129155, 2311654, 2433320, 2548280, 3406648, 4258310, 4623308, 5779135, 8090789, 8516620, 9246616, 11558270, 16181578, 17033240, 23116540, 32363156, 40453945, 46233080, 64726312, 80907890, 161815780, 323631560]

約数ペア:

[(1, 323631560), (2, 161815780), (4, 80907890), (5, 64726312), (7, 46233080), (8, 40453945), (10, 32363156), (14, 23116540), (19, 17033240), (20, 16181578), (28, 11558270), (35, 9246616), (38, 8516620), (40, 8090789), (56, 5779135), (70, 4623308), (76, 4258310), (95, 3406648), (127, 2548280), (133, 2433320), (140, 2311654), (152, 2129155), (190, 1703324), (254, 1274140), (266, 1216660), (280, 1155827), (380, 851662), (479, 675640), (508, 637070), (532, 608330), (635, 509656), (665, 486664), (760, 425831), (889, 364040), (958, 337820), (1016, 318535), (1064, 304165), (1270, 254828), (1330, 243332), (1778, 182020), (1916, 168910), (2395, 135128), (2413, 134120), (2540, 127414), (2660, 121666), (3353, 96520), (3556, 91010), (3832, 84455), (4445, 72808), (4790, 67564), (4826, 67060), (5080, 63707), (5320, 60833), (6706, 48260), (7112, 45505), (8890, 36404), (9101, 35560), (9580, 33782), (9652, 33530), (12065, 26824), (13412, 24130), (16765, 19304), (16891, 19160), (17780, 18202)]