218765120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{769}}^1$

素因数の和:920

約数の個数: 112

約数和(自身を含む): 600821760

約数和(自身を除く): 382056640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 127, 140, 160, 224, 254, 280, 320, 448, 508, 560, 635, 769, 889, 1016, 1120, 1270, 1538, 1778, 2032, 2240, 2540, 3076, 3556, 3845, 4064, 4445, 5080, 5383, 6152, 7112, 7690, 8128, 8890, 10160, 10766, 12304, 14224, 15380, 17780, 20320, 21532, 24608, 26915, 28448, 30760, 35560, 40640, 43064, 49216, 53830, 56896, 61520, 71120, 86128, 97663, 107660, 123040, 142240, 172256, 195326, 215320, 246080, 284480, 344512, 390652, 430640, 488315, 683641, 781304, 861280, 976630, 1367282, 1562608, 1722560, 1953260, 2734564, 3125216, 3418205, 3906520, 5469128, 6250432, 6836410, 7813040, 10938256, 13672820, 15626080, 21876512, 27345640, 31252160, 43753024, 54691280, 109382560, 218765120]

約数ペア:

[(1, 218765120), (2, 109382560), (4, 54691280), (5, 43753024), (7, 31252160), (8, 27345640), (10, 21876512), (14, 15626080), (16, 13672820), (20, 10938256), (28, 7813040), (32, 6836410), (35, 6250432), (40, 5469128), (56, 3906520), (64, 3418205), (70, 3125216), (80, 2734564), (112, 1953260), (127, 1722560), (140, 1562608), (160, 1367282), (224, 976630), (254, 861280), (280, 781304), (320, 683641), (448, 488315), (508, 430640), (560, 390652), (635, 344512), (769, 284480), (889, 246080), (1016, 215320), (1120, 195326), (1270, 172256), (1538, 142240), (1778, 123040), (2032, 107660), (2240, 97663), (2540, 86128), (3076, 71120), (3556, 61520), (3845, 56896), (4064, 53830), (4445, 49216), (5080, 43064), (5383, 40640), (6152, 35560), (7112, 30760), (7690, 28448), (8128, 26915), (8890, 24608), (10160, 21532), (10766, 20320), (12304, 17780), (14224, 15380)]