139506640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19163}}^1$

素因数の和:19196

約数の個数: 80

約数和(自身を含む): 399224448

約数和(自身を除く): 259717808

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 19163, 38326, 76652, 95815, 134141, 153304, 191630, 249119, 268282, 306608, 383260, 498238, 536564, 670705, 766520, 996476, 1073128, 1245595, 1341410, 1533040, 1743833, 1992952, 2146256, 2491190, 2682820, 3487666, 3985904, 4982380, 5365640, 6975332, 8719165, 9964760, 10731280, 13950664, 17438330, 19929520, 27901328, 34876660, 69753320, 139506640]

約数ペア:

[(1, 139506640), (2, 69753320), (4, 34876660), (5, 27901328), (7, 19929520), (8, 17438330), (10, 13950664), (13, 10731280), (14, 9964760), (16, 8719165), (20, 6975332), (26, 5365640), (28, 4982380), (35, 3985904), (40, 3487666), (52, 2682820), (56, 2491190), (65, 2146256), (70, 1992952), (80, 1743833), (91, 1533040), (104, 1341410), (112, 1245595), (130, 1073128), (140, 996476), (182, 766520), (208, 670705), (260, 536564), (280, 498238), (364, 383260), (455, 306608), (520, 268282), (560, 249119), (728, 191630), (910, 153304), (1040, 134141), (1456, 95815), (1820, 76652), (3640, 38326), (7280, 19163)]