42778120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 256

約数和(自身を含む): 136857600

約数和(自身を除く): 94079480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 19, 20, 22, 28, 34, 35, 38, 40, 43, 44, 55, 56, 68, 70, 76, 77, 85, 86, 88, 95, 110, 119, 133, 136, 140, 152, 154, 170, 172, 187, 190, 209, 215, 220, 238, 266, 280, 301, 308, 323, 340, 344, 374, 380, 385, 418, 430, 440, 473, 476, 532, 595, 602, 616, 646, 665, 680, 731, 748, 760, 770, 817, 836, 860, 935, 946, 952, 1045, 1064, 1190, 1204, 1292, 1309, 1330, 1462, 1463, 1496, 1505, 1540, 1615, 1634, 1672, 1720, 1870, 1892, 2090, 2261, 2365, 2380, 2408, 2584, 2618, 2660, 2924, 2926, 3010, 3080, 3230, 3268, 3311, 3553, 3655, 3740, 3784, 4085, 4180, 4522, 4730, 4760, 5117, 5236, 5320, 5719, 5848, 5852, 6020, 6460, 6536, 6545, 6622, 7106, 7310, 7315, 7480, 8041, 8170, 8360, 8987, 9044, 9460, 10234, 10472, 11305, 11438, 11704, 12040, 12920, 13090, 13244, 13889, 14212, 14620, 14630, 16082, 16340, 16555, 17765, 17974, 18088, 18920, 20468, 22610, 22876, 24871, 25585, 26180, 26488, 27778, 28424, 28595, 29240, 29260, 32164, 32680, 33110, 35530, 35948, 40205, 40936, 44935, 45220, 45752, 49742, 51170, 52360, 55556, 56287, 57190, 58520, 62909, 64328, 66220, 69445, 71060, 71896, 80410, 89870, 90440, 97223, 99484, 102340, 111112, 112574, 114380, 124355, 125818, 132440, 138890, 142120, 152779, 160820, 179740, 194446, 198968, 204680, 225148, 228760, 248710, 251636, 277780, 281435, 305558, 314545, 321640, 359480, 388892, 450296, 486115, 497420, 503272, 555560, 562870, 611116, 629090, 763895, 777784, 972230, 994840, 1069453, 1125740, 1222232, 1258180, 1527790, 1944460, 2138906, 2251480, 2516360, 3055580, 3888920, 4277812, 5347265, 6111160, 8555624, 10694530, 21389060, 42778120]

約数ペア:

[(1, 42778120), (2, 21389060), (4, 10694530), (5, 8555624), (7, 6111160), (8, 5347265), (10, 4277812), (11, 3888920), (14, 3055580), (17, 2516360), (19, 2251480), (20, 2138906), (22, 1944460), (28, 1527790), (34, 1258180), (35, 1222232), (38, 1125740), (40, 1069453), (43, 994840), (44, 972230), (55, 777784), (56, 763895), (68, 629090), (70, 611116), (76, 562870), (77, 555560), (85, 503272), (86, 497420), (88, 486115), (95, 450296), (110, 388892), (119, 359480), (133, 321640), (136, 314545), (140, 305558), (152, 281435), (154, 277780), (170, 251636), (172, 248710), (187, 228760), (190, 225148), (209, 204680), (215, 198968), (220, 194446), (238, 179740), (266, 160820), (280, 152779), (301, 142120), (308, 138890), (323, 132440), (340, 125818), (344, 124355), (374, 114380), (380, 112574), (385, 111112), (418, 102340), (430, 99484), (440, 97223), (473, 90440), (476, 89870), (532, 80410), (595, 71896), (602, 71060), (616, 69445), (646, 66220), (665, 64328), (680, 62909), (731, 58520), (748, 57190), (760, 56287), (770, 55556), (817, 52360), (836, 51170), (860, 49742), (935, 45752), (946, 45220), (952, 44935), (1045, 40936), (1064, 40205), (1190, 35948), (1204, 35530), (1292, 33110), (1309, 32680), (1330, 32164), (1462, 29260), (1463, 29240), (1496, 28595), (1505, 28424), (1540, 27778), (1615, 26488), (1634, 26180), (1672, 25585), (1720, 24871), (1870, 22876), (1892, 22610), (2090, 20468), (2261, 18920), (2365, 18088), (2380, 17974), (2408, 17765), (2584, 16555), (2618, 16340), (2660, 16082), (2924, 14630), (2926, 14620), (3010, 14212), (3080, 13889), (3230, 13244), (3268, 13090), (3311, 12920), (3553, 12040), (3655, 11704), (3740, 11438), (3784, 11305), (4085, 10472), (4180, 10234), (4522, 9460), (4730, 9044), (4760, 8987), (5117, 8360), (5236, 8170), (5320, 8041), (5719, 7480), (5848, 7315), (5852, 7310), (6020, 7106), (6460, 6622), (6536, 6545)]