398485360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{431}}^1$

素因数の和:591

約数の個数: 160

約数和(自身を含む): 1151926272

約数和(自身を除く): 753440912

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, 127, 130, 140, 182, 208, 254, 260, 280, 364, 431, 455, 508, 520, 560, 635, 728, 862, 889, 910, 1016, 1040, 1270, 1456, 1651, 1724, 1778, 1820, 2032, 2155, 2540, 3017, 3302, 3448, 3556, 3640, 4310, 4445, 5080, 5603, 6034, 6604, 6896, 7112, 7280, 8255, 8620, 8890, 10160, 11206, 11557, 12068, 13208, 14224, 15085, 16510, 17240, 17780, 22412, 23114, 24136, 26416, 28015, 30170, 33020, 34480, 35560, 39221, 44824, 46228, 48272, 54737, 56030, 57785, 60340, 66040, 71120, 78442, 89648, 92456, 109474, 112060, 115570, 120680, 132080, 156884, 184912, 196105, 218948, 224120, 231140, 241360, 273685, 313768, 383159, 392210, 437896, 448240, 462280, 547370, 627536, 711581, 766318, 784420, 875792, 924560, 1094740, 1423162, 1532636, 1568840, 1915795, 2189480, 2846324, 3065272, 3137680, 3557905, 3831590, 4378960, 4981067, 5692648, 6130544, 7115810, 7663180, 9962134, 11385296, 14231620, 15326360, 19924268, 24905335, 28463240, 30652720, 39848536, 49810670, 56926480, 79697072, 99621340, 199242680, 398485360]

約数ペア:

[(1, 398485360), (2, 199242680), (4, 99621340), (5, 79697072), (7, 56926480), (8, 49810670), (10, 39848536), (13, 30652720), (14, 28463240), (16, 24905335), (20, 19924268), (26, 15326360), (28, 14231620), (35, 11385296), (40, 9962134), (52, 7663180), (56, 7115810), (65, 6130544), (70, 5692648), (80, 4981067), (91, 4378960), (104, 3831590), (112, 3557905), (127, 3137680), (130, 3065272), (140, 2846324), (182, 2189480), (208, 1915795), (254, 1568840), (260, 1532636), (280, 1423162), (364, 1094740), (431, 924560), (455, 875792), (508, 784420), (520, 766318), (560, 711581), (635, 627536), (728, 547370), (862, 462280), (889, 448240), (910, 437896), (1016, 392210), (1040, 383159), (1270, 313768), (1456, 273685), (1651, 241360), (1724, 231140), (1778, 224120), (1820, 218948), (2032, 196105), (2155, 184912), (2540, 156884), (3017, 132080), (3302, 120680), (3448, 115570), (3556, 112060), (3640, 109474), (4310, 92456), (4445, 89648), (5080, 78442), (5603, 71120), (6034, 66040), (6604, 60340), (6896, 57785), (7112, 56030), (7280, 54737), (8255, 48272), (8620, 46228), (8890, 44824), (10160, 39221), (11206, 35560), (11557, 34480), (12068, 33020), (13208, 30170), (14224, 28015), (15085, 26416), (16510, 24136), (17240, 23114), (17780, 22412)]