20686443360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{17569}}^1$

素因数の和:17821

約数の個数: 192

約数和(自身を含む): 71408977920

約数和(自身を除く): 50722534560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 223, 240, 264, 330, 352, 440, 446, 480, 528, 660, 669, 880, 892, 1056, 1115, 1320, 1338, 1760, 1784, 2230, 2453, 2640, 2676, 3345, 3568, 4460, 4906, 5280, 5352, 6690, 7136, 7359, 8920, 9812, 10704, 12265, 13380, 14718, 17569, 17840, 19624, 21408, 24530, 26760, 29436, 35138, 35680, 36795, 39248, 49060, 52707, 53520, 58872, 70276, 73590, 78496, 87845, 98120, 105414, 107040, 117744, 140552, 147180, 175690, 193259, 196240, 210828, 235488, 263535, 281104, 294360, 351380, 386518, 392480, 421656, 527070, 562208, 579777, 588720, 702760, 773036, 843312, 966295, 1054140, 1159554, 1177440, 1405520, 1546072, 1686624, 1932590, 2108280, 2319108, 2811040, 2898885, 3092144, 3865180, 3917887, 4216560, 4638216, 5797770, 6184288, 7730360, 7835774, 8433120, 9276432, 11595540, 11753661, 15460720, 15671548, 18552864, 19589435, 23191080, 23507322, 30921440, 31343096, 39178870, 43096757, 46382160, 47014644, 58768305, 62686192, 78357740, 86193514, 92764320, 94029288, 117536610, 125372384, 129290271, 156715480, 172387028, 188058576, 215483785, 235073220, 258580542, 313430960, 344774056, 376117152, 430967570, 470146440, 517161084, 626861920, 646451355, 689548112, 861935140, 940292880, 1034322168, 1292902710, 1379096224, 1723870280, 1880585760, 2068644336, 2585805420, 3447740560, 4137288672, 5171610840, 6895481120, 10343221680, 20686443360]

約数ペア:

[(1, 20686443360), (2, 10343221680), (3, 6895481120), (4, 5171610840), (5, 4137288672), (6, 3447740560), (8, 2585805420), (10, 2068644336), (11, 1880585760), (12, 1723870280), (15, 1379096224), (16, 1292902710), (20, 1034322168), (22, 940292880), (24, 861935140), (30, 689548112), (32, 646451355), (33, 626861920), (40, 517161084), (44, 470146440), (48, 430967570), (55, 376117152), (60, 344774056), (66, 313430960), (80, 258580542), (88, 235073220), (96, 215483785), (110, 188058576), (120, 172387028), (132, 156715480), (160, 129290271), (165, 125372384), (176, 117536610), (220, 94029288), (223, 92764320), (240, 86193514), (264, 78357740), (330, 62686192), (352, 58768305), (440, 47014644), (446, 46382160), (480, 43096757), (528, 39178870), (660, 31343096), (669, 30921440), (880, 23507322), (892, 23191080), (1056, 19589435), (1115, 18552864), (1320, 15671548), (1338, 15460720), (1760, 11753661), (1784, 11595540), (2230, 9276432), (2453, 8433120), (2640, 7835774), (2676, 7730360), (3345, 6184288), (3568, 5797770), (4460, 4638216), (4906, 4216560), (5280, 3917887), (5352, 3865180), (6690, 3092144), (7136, 2898885), (7359, 2811040), (8920, 2319108), (9812, 2108280), (10704, 1932590), (12265, 1686624), (13380, 1546072), (14718, 1405520), (17569, 1177440), (17840, 1159554), (19624, 1054140), (21408, 966295), (24530, 843312), (26760, 773036), (29436, 702760), (35138, 588720), (35680, 579777), (36795, 562208), (39248, 527070), (49060, 421656), (52707, 392480), (53520, 386518), (58872, 351380), (70276, 294360), (73590, 281104), (78496, 263535), (87845, 235488), (98120, 210828), (105414, 196240), (107040, 193259), (117744, 175690), (140552, 147180)]