87538440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:172

約数の個数: 256

約数和(自身を含む): 313528320

約数和(自身を除く): 225989880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 47, 51, 55, 60, 66, 68, 83, 85, 88, 94, 102, 110, 120, 132, 136, 141, 165, 166, 170, 187, 188, 204, 220, 235, 249, 255, 264, 282, 330, 332, 340, 374, 376, 408, 415, 440, 470, 498, 510, 517, 561, 564, 660, 664, 680, 705, 748, 799, 830, 913, 935, 940, 996, 1020, 1034, 1122, 1128, 1245, 1320, 1410, 1411, 1496, 1551, 1598, 1660, 1826, 1870, 1880, 1992, 2040, 2068, 2244, 2397, 2490, 2585, 2739, 2805, 2820, 2822, 3102, 3196, 3320, 3652, 3740, 3901, 3995, 4136, 4233, 4488, 4565, 4794, 4980, 5170, 5478, 5610, 5640, 5644, 6204, 6392, 7055, 7304, 7480, 7755, 7802, 7990, 8466, 8789, 9130, 9588, 9960, 10340, 10956, 11220, 11288, 11703, 11985, 12408, 13695, 14110, 15510, 15521, 15604, 15980, 16932, 17578, 18260, 19176, 19505, 20680, 21165, 21912, 22440, 23406, 23970, 26367, 27390, 28220, 31020, 31042, 31208, 31960, 33864, 35156, 36520, 39010, 42330, 42911, 43945, 46563, 46812, 47940, 52734, 54780, 56440, 58515, 62040, 62084, 66317, 70312, 77605, 78020, 84660, 85822, 87890, 93126, 93624, 95880, 105468, 109560, 117030, 124168, 128733, 131835, 132634, 155210, 156040, 169320, 171644, 175780, 186252, 198951, 210936, 214555, 232815, 234060, 257466, 263670, 265268, 310420, 331585, 343288, 351560, 372504, 397902, 429110, 465630, 468120, 514932, 527340, 530536, 620840, 643665, 663170, 729487, 795804, 858220, 931260, 994755, 1029864, 1054680, 1287330, 1326340, 1458974, 1591608, 1716440, 1862520, 1989510, 2188461, 2574660, 2652680, 2917948, 3647435, 3979020, 4376922, 5149320, 5835896, 7294870, 7958040, 8753844, 10942305, 14589740, 17507688, 21884610, 29179480, 43769220, 87538440]

約数ペア:

[(1, 87538440), (2, 43769220), (3, 29179480), (4, 21884610), (5, 17507688), (6, 14589740), (8, 10942305), (10, 8753844), (11, 7958040), (12, 7294870), (15, 5835896), (17, 5149320), (20, 4376922), (22, 3979020), (24, 3647435), (30, 2917948), (33, 2652680), (34, 2574660), (40, 2188461), (44, 1989510), (47, 1862520), (51, 1716440), (55, 1591608), (60, 1458974), (66, 1326340), (68, 1287330), (83, 1054680), (85, 1029864), (88, 994755), (94, 931260), (102, 858220), (110, 795804), (120, 729487), (132, 663170), (136, 643665), (141, 620840), (165, 530536), (166, 527340), (170, 514932), (187, 468120), (188, 465630), (204, 429110), (220, 397902), (235, 372504), (249, 351560), (255, 343288), (264, 331585), (282, 310420), (330, 265268), (332, 263670), (340, 257466), (374, 234060), (376, 232815), (408, 214555), (415, 210936), (440, 198951), (470, 186252), (498, 175780), (510, 171644), (517, 169320), (561, 156040), (564, 155210), (660, 132634), (664, 131835), (680, 128733), (705, 124168), (748, 117030), (799, 109560), (830, 105468), (913, 95880), (935, 93624), (940, 93126), (996, 87890), (1020, 85822), (1034, 84660), (1122, 78020), (1128, 77605), (1245, 70312), (1320, 66317), (1410, 62084), (1411, 62040), (1496, 58515), (1551, 56440), (1598, 54780), (1660, 52734), (1826, 47940), (1870, 46812), (1880, 46563), (1992, 43945), (2040, 42911), (2068, 42330), (2244, 39010), (2397, 36520), (2490, 35156), (2585, 33864), (2739, 31960), (2805, 31208), (2820, 31042), (2822, 31020), (3102, 28220), (3196, 27390), (3320, 26367), (3652, 23970), (3740, 23406), (3901, 22440), (3995, 21912), (4136, 21165), (4233, 20680), (4488, 19505), (4565, 19176), (4794, 18260), (4980, 17578), (5170, 16932), (5478, 15980), (5610, 15604), (5640, 15521), (5644, 15510), (6204, 14110), (6392, 13695), (7055, 12408), (7304, 11985), (7480, 11703), (7755, 11288), (7802, 11220), (7990, 10956), (8466, 10340), (8789, 9960), (9130, 9588)]