80960320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{769}}^1$

素因数の和:840

約数の個数: 112

約数和(自身を含む): 225308160

約数和(自身を除く): 144347840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 56, 64, 70, 80, 94, 112, 140, 160, 188, 224, 235, 280, 320, 329, 376, 448, 470, 560, 658, 752, 769, 940, 1120, 1316, 1504, 1538, 1645, 1880, 2240, 2632, 3008, 3076, 3290, 3760, 3845, 5264, 5383, 6152, 6580, 7520, 7690, 10528, 10766, 12304, 13160, 15040, 15380, 21056, 21532, 24608, 26320, 26915, 30760, 36143, 43064, 49216, 52640, 53830, 61520, 72286, 86128, 105280, 107660, 123040, 144572, 172256, 180715, 215320, 246080, 253001, 289144, 344512, 361430, 430640, 506002, 578288, 722860, 861280, 1012004, 1156576, 1265005, 1445720, 1722560, 2024008, 2313152, 2530010, 2891440, 4048016, 5060020, 5782880, 8096032, 10120040, 11565760, 16192064, 20240080, 40480160, 80960320]

約数ペア:

[(1, 80960320), (2, 40480160), (4, 20240080), (5, 16192064), (7, 11565760), (8, 10120040), (10, 8096032), (14, 5782880), (16, 5060020), (20, 4048016), (28, 2891440), (32, 2530010), (35, 2313152), (40, 2024008), (47, 1722560), (56, 1445720), (64, 1265005), (70, 1156576), (80, 1012004), (94, 861280), (112, 722860), (140, 578288), (160, 506002), (188, 430640), (224, 361430), (235, 344512), (280, 289144), (320, 253001), (329, 246080), (376, 215320), (448, 180715), (470, 172256), (560, 144572), (658, 123040), (752, 107660), (769, 105280), (940, 86128), (1120, 72286), (1316, 61520), (1504, 53830), (1538, 52640), (1645, 49216), (1880, 43064), (2240, 36143), (2632, 30760), (3008, 26915), (3076, 26320), (3290, 24608), (3760, 21532), (3845, 21056), (5264, 15380), (5383, 15040), (6152, 13160), (6580, 12304), (7520, 10766), (7690, 10528)]