21568912640

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{37363}}^1$

素因数の和:37436

約数の個数: 144

約数和(自身を含む): 57737244096

約数和(自身を除く): 36168331456

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 41, 44, 55, 64, 80, 82, 88, 110, 128, 160, 164, 176, 205, 220, 256, 320, 328, 352, 410, 440, 451, 640, 656, 704, 820, 880, 902, 1280, 1312, 1408, 1640, 1760, 1804, 2255, 2624, 2816, 3280, 3520, 3608, 4510, 5248, 6560, 7040, 7216, 9020, 10496, 13120, 14080, 14432, 18040, 26240, 28864, 36080, 37363, 52480, 57728, 72160, 74726, 115456, 144320, 149452, 186815, 288640, 298904, 373630, 410993, 577280, 597808, 747260, 821986, 1195616, 1494520, 1531883, 1643972, 2054965, 2391232, 2989040, 3063766, 3287944, 4109930, 4782464, 5978080, 6127532, 6575888, 7659415, 8219860, 9564928, 11956160, 12255064, 13151776, 15318830, 16439720, 16850713, 23912320, 24510128, 26303552, 30637660, 32879440, 33701426, 47824640, 49020256, 52607104, 61275320, 65758880, 67402852, 84253565, 98040512, 105214208, 122550640, 131517760, 134805704, 168507130, 196081024, 245101280, 263035520, 269611408, 337014260, 392162048, 490202560, 526071040, 539222816, 674028520, 980405120, 1078445632, 1348057040, 1960810240, 2156891264, 2696114080, 4313782528, 5392228160, 10784456320, 21568912640]

約数ペア:

[(1, 21568912640), (2, 10784456320), (4, 5392228160), (5, 4313782528), (8, 2696114080), (10, 2156891264), (11, 1960810240), (16, 1348057040), (20, 1078445632), (22, 980405120), (32, 674028520), (40, 539222816), (41, 526071040), (44, 490202560), (55, 392162048), (64, 337014260), (80, 269611408), (82, 263035520), (88, 245101280), (110, 196081024), (128, 168507130), (160, 134805704), (164, 131517760), (176, 122550640), (205, 105214208), (220, 98040512), (256, 84253565), (320, 67402852), (328, 65758880), (352, 61275320), (410, 52607104), (440, 49020256), (451, 47824640), (640, 33701426), (656, 32879440), (704, 30637660), (820, 26303552), (880, 24510128), (902, 23912320), (1280, 16850713), (1312, 16439720), (1408, 15318830), (1640, 13151776), (1760, 12255064), (1804, 11956160), (2255, 9564928), (2624, 8219860), (2816, 7659415), (3280, 6575888), (3520, 6127532), (3608, 5978080), (4510, 4782464), (5248, 4109930), (6560, 3287944), (7040, 3063766), (7216, 2989040), (9020, 2391232), (10496, 2054965), (13120, 1643972), (14080, 1531883), (14432, 1494520), (18040, 1195616), (26240, 821986), (28864, 747260), (36080, 597808), (37363, 577280), (52480, 410993), (57728, 373630), (72160, 298904), (74726, 288640), (115456, 186815), (144320, 149452)]