189386240

素因数分解:

$2^9\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2551}}^1$

素因数の和:2603

約数の個数: 80

約数和(自身を含む): 469925280

約数和(自身を除く): 280539040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 512, 580, 640, 928, 1160, 1280, 1856, 2320, 2551, 2560, 3712, 4640, 5102, 7424, 9280, 10204, 12755, 14848, 18560, 20408, 25510, 37120, 40816, 51020, 73979, 74240, 81632, 102040, 147958, 163264, 204080, 295916, 326528, 369895, 408160, 591832, 653056, 739790, 816320, 1183664, 1306112, 1479580, 1632640, 2367328, 2959160, 3265280, 4734656, 5918320, 6530560, 9469312, 11836640, 18938624, 23673280, 37877248, 47346560, 94693120, 189386240]

約数ペア:

[(1, 189386240), (2, 94693120), (4, 47346560), (5, 37877248), (8, 23673280), (10, 18938624), (16, 11836640), (20, 9469312), (29, 6530560), (32, 5918320), (40, 4734656), (58, 3265280), (64, 2959160), (80, 2367328), (116, 1632640), (128, 1479580), (145, 1306112), (160, 1183664), (232, 816320), (256, 739790), (290, 653056), (320, 591832), (464, 408160), (512, 369895), (580, 326528), (640, 295916), (928, 204080), (1160, 163264), (1280, 147958), (1856, 102040), (2320, 81632), (2551, 74240), (2560, 73979), (3712, 51020), (4640, 40816), (5102, 37120), (7424, 25510), (9280, 20408), (10204, 18560), (12755, 14848)]