47217280

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:402

約数の個数: 128

約数和(自身を含む): 129988800

約数和(自身を除く): 82771520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 304, 320, 352, 353, 380, 418, 440, 608, 640, 704, 706, 760, 836, 880, 1045, 1216, 1408, 1412, 1520, 1672, 1760, 1765, 2090, 2432, 2824, 3040, 3344, 3520, 3530, 3883, 4180, 5648, 6080, 6688, 6707, 7040, 7060, 7766, 8360, 11296, 12160, 13376, 13414, 14120, 15532, 16720, 19415, 22592, 26752, 26828, 28240, 31064, 33440, 33535, 38830, 45184, 53656, 56480, 62128, 66880, 67070, 73777, 77660, 107312, 112960, 124256, 133760, 134140, 147554, 155320, 214624, 225920, 248512, 268280, 295108, 310640, 368885, 429248, 497024, 536560, 590216, 621280, 737770, 858496, 1073120, 1180432, 1242560, 1475540, 2146240, 2360864, 2485120, 2951080, 4292480, 4721728, 5902160, 9443456, 11804320, 23608640, 47217280]

約数ペア:

[(1, 47217280), (2, 23608640), (4, 11804320), (5, 9443456), (8, 5902160), (10, 4721728), (11, 4292480), (16, 2951080), (19, 2485120), (20, 2360864), (22, 2146240), (32, 1475540), (38, 1242560), (40, 1180432), (44, 1073120), (55, 858496), (64, 737770), (76, 621280), (80, 590216), (88, 536560), (95, 497024), (110, 429248), (128, 368885), (152, 310640), (160, 295108), (176, 268280), (190, 248512), (209, 225920), (220, 214624), (304, 155320), (320, 147554), (352, 134140), (353, 133760), (380, 124256), (418, 112960), (440, 107312), (608, 77660), (640, 73777), (704, 67070), (706, 66880), (760, 62128), (836, 56480), (880, 53656), (1045, 45184), (1216, 38830), (1408, 33535), (1412, 33440), (1520, 31064), (1672, 28240), (1760, 26828), (1765, 26752), (2090, 22592), (2432, 19415), (2824, 16720), (3040, 15532), (3344, 14120), (3520, 13414), (3530, 13376), (3883, 12160), (4180, 11296), (5648, 8360), (6080, 7766), (6688, 7060), (6707, 7040)]