21988759320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{191473}}^1$

素因数の和:191530

約数の個数: 192

約数和(自身を含む): 80648848800

約数和(自身を除く): 58660089480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 29, 30, 33, 36, 40, 44, 45, 55, 58, 60, 66, 72, 87, 88, 90, 99, 110, 116, 120, 132, 145, 165, 174, 180, 198, 220, 232, 261, 264, 290, 319, 330, 348, 360, 396, 435, 440, 495, 522, 580, 638, 660, 696, 792, 870, 957, 990, 1044, 1160, 1276, 1305, 1320, 1595, 1740, 1914, 1980, 2088, 2552, 2610, 2871, 3190, 3480, 3828, 3960, 4785, 5220, 5742, 6380, 7656, 9570, 10440, 11484, 12760, 14355, 19140, 22968, 28710, 38280, 57420, 114840, 191473, 382946, 574419, 765892, 957365, 1148838, 1531784, 1723257, 1914730, 2106203, 2297676, 2872095, 3446514, 3829460, 4212406, 4595352, 5552717, 5744190, 6318609, 6893028, 7658920, 8424812, 8616285, 10531015, 11105434, 11488380, 12637218, 13786056, 16658151, 16849624, 17232570, 18955827, 21062030, 22210868, 22976760, 25274436, 27763585, 31593045, 33316302, 34465140, 37911654, 42124060, 44421736, 49974453, 50548872, 55527170, 61079887, 63186090, 66632604, 68930280, 75823308, 83290755, 84248120, 94779135, 99948906, 111054340, 122159774, 126372180, 133265208, 151646616, 166581510, 183239661, 189558270, 199897812, 222108680, 244319548, 249872265, 252744360, 305399435, 333163020, 366479322, 379116540, 399795624, 488639096, 499744530, 549718983, 610798870, 666326040, 732958644, 758233080, 916198305, 999489060, 1099437966, 1221597740, 1465917288, 1832396610, 1998978120, 2198875932, 2443195480, 2748594915, 3664793220, 4397751864, 5497189830, 7329586440, 10994379660, 21988759320]

約数ペア:

[(1, 21988759320), (2, 10994379660), (3, 7329586440), (4, 5497189830), (5, 4397751864), (6, 3664793220), (8, 2748594915), (9, 2443195480), (10, 2198875932), (11, 1998978120), (12, 1832396610), (15, 1465917288), (18, 1221597740), (20, 1099437966), (22, 999489060), (24, 916198305), (29, 758233080), (30, 732958644), (33, 666326040), (36, 610798870), (40, 549718983), (44, 499744530), (45, 488639096), (55, 399795624), (58, 379116540), (60, 366479322), (66, 333163020), (72, 305399435), (87, 252744360), (88, 249872265), (90, 244319548), (99, 222108680), (110, 199897812), (116, 189558270), (120, 183239661), (132, 166581510), (145, 151646616), (165, 133265208), (174, 126372180), (180, 122159774), (198, 111054340), (220, 99948906), (232, 94779135), (261, 84248120), (264, 83290755), (290, 75823308), (319, 68930280), (330, 66632604), (348, 63186090), (360, 61079887), (396, 55527170), (435, 50548872), (440, 49974453), (495, 44421736), (522, 42124060), (580, 37911654), (638, 34465140), (660, 33316302), (696, 31593045), (792, 27763585), (870, 25274436), (957, 22976760), (990, 22210868), (1044, 21062030), (1160, 18955827), (1276, 17232570), (1305, 16849624), (1320, 16658151), (1595, 13786056), (1740, 12637218), (1914, 11488380), (1980, 11105434), (2088, 10531015), (2552, 8616285), (2610, 8424812), (2871, 7658920), (3190, 6893028), (3480, 6318609), (3828, 5744190), (3960, 5552717), (4785, 4595352), (5220, 4212406), (5742, 3829460), (6380, 3446514), (7656, 2872095), (9570, 2297676), (10440, 2106203), (11484, 1914730), (12760, 1723257), (14355, 1531784), (19140, 1148838), (22968, 957365), (28710, 765892), (38280, 574419), (57420, 382946), (114840, 191473)]