19216560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:307

約数の個数: 160

約数和(自身を含む): 67495680

約数和(自身を除く): 48279120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 29, 30, 33, 40, 44, 48, 55, 58, 60, 66, 80, 87, 88, 110, 116, 120, 132, 145, 165, 174, 176, 220, 232, 240, 251, 264, 290, 319, 330, 348, 435, 440, 464, 502, 528, 580, 638, 660, 696, 753, 870, 880, 957, 1004, 1160, 1255, 1276, 1320, 1392, 1506, 1595, 1740, 1914, 2008, 2320, 2510, 2552, 2640, 2761, 3012, 3190, 3480, 3765, 3828, 4016, 4785, 5020, 5104, 5522, 6024, 6380, 6960, 7279, 7530, 7656, 8283, 9570, 10040, 11044, 12048, 12760, 13805, 14558, 15060, 15312, 16566, 19140, 20080, 21837, 22088, 25520, 27610, 29116, 30120, 33132, 36395, 38280, 41415, 43674, 44176, 55220, 58232, 60240, 66264, 72790, 76560, 80069, 82830, 87348, 109185, 110440, 116464, 132528, 145580, 160138, 165660, 174696, 218370, 220880, 240207, 291160, 320276, 331320, 349392, 400345, 436740, 480414, 582320, 640552, 662640, 800690, 873480, 960828, 1201035, 1281104, 1601380, 1746960, 1921656, 2402070, 3202760, 3843312, 4804140, 6405520, 9608280, 19216560]

約数ペア:

[(1, 19216560), (2, 9608280), (3, 6405520), (4, 4804140), (5, 3843312), (6, 3202760), (8, 2402070), (10, 1921656), (11, 1746960), (12, 1601380), (15, 1281104), (16, 1201035), (20, 960828), (22, 873480), (24, 800690), (29, 662640), (30, 640552), (33, 582320), (40, 480414), (44, 436740), (48, 400345), (55, 349392), (58, 331320), (60, 320276), (66, 291160), (80, 240207), (87, 220880), (88, 218370), (110, 174696), (116, 165660), (120, 160138), (132, 145580), (145, 132528), (165, 116464), (174, 110440), (176, 109185), (220, 87348), (232, 82830), (240, 80069), (251, 76560), (264, 72790), (290, 66264), (319, 60240), (330, 58232), (348, 55220), (435, 44176), (440, 43674), (464, 41415), (502, 38280), (528, 36395), (580, 33132), (638, 30120), (660, 29116), (696, 27610), (753, 25520), (870, 22088), (880, 21837), (957, 20080), (1004, 19140), (1160, 16566), (1255, 15312), (1276, 15060), (1320, 14558), (1392, 13805), (1506, 12760), (1595, 12048), (1740, 11044), (1914, 10040), (2008, 9570), (2320, 8283), (2510, 7656), (2552, 7530), (2640, 7279), (2761, 6960), (3012, 6380), (3190, 6024), (3480, 5522), (3765, 5104), (3828, 5020), (4016, 4785)]