55145280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:177

約数の個数: 224

約数和(自身を含む): 193121280

約数和(自身を除く): 137976000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 32, 34, 40, 48, 51, 60, 62, 64, 68, 80, 85, 93, 96, 102, 109, 120, 124, 136, 155, 160, 170, 186, 192, 204, 218, 240, 248, 255, 272, 310, 320, 327, 340, 372, 408, 436, 465, 480, 496, 510, 527, 544, 545, 620, 654, 680, 744, 816, 872, 930, 960, 992, 1020, 1054, 1088, 1090, 1240, 1308, 1360, 1488, 1581, 1632, 1635, 1744, 1853, 1860, 1984, 2040, 2108, 2180, 2480, 2616, 2635, 2720, 2976, 3162, 3264, 3270, 3379, 3488, 3706, 3720, 4080, 4216, 4360, 4960, 5232, 5270, 5440, 5559, 5952, 6324, 6540, 6758, 6976, 7412, 7440, 7905, 8160, 8432, 8720, 9265, 9920, 10137, 10464, 10540, 11118, 12648, 13080, 13516, 14824, 14880, 15810, 16320, 16864, 16895, 17440, 18530, 20274, 20928, 21080, 22236, 25296, 26160, 27032, 27795, 29648, 29760, 31620, 33728, 33790, 34880, 37060, 40548, 42160, 44472, 50592, 50685, 52320, 54064, 55590, 57443, 59296, 63240, 67580, 74120, 81096, 84320, 88944, 101184, 101370, 104640, 108128, 111180, 114886, 118592, 126480, 135160, 148240, 162192, 168640, 172329, 177888, 202740, 216256, 222360, 229772, 252960, 270320, 287215, 296480, 324384, 344658, 355776, 405480, 444720, 459544, 505920, 540640, 574430, 592960, 648768, 689316, 810960, 861645, 889440, 919088, 1081280, 1148860, 1378632, 1621920, 1723290, 1778880, 1838176, 2297720, 2757264, 3243840, 3446580, 3676352, 4595440, 5514528, 6893160, 9190880, 11029056, 13786320, 18381760, 27572640, 55145280]

約数ペア:

[(1, 55145280), (2, 27572640), (3, 18381760), (4, 13786320), (5, 11029056), (6, 9190880), (8, 6893160), (10, 5514528), (12, 4595440), (15, 3676352), (16, 3446580), (17, 3243840), (20, 2757264), (24, 2297720), (30, 1838176), (31, 1778880), (32, 1723290), (34, 1621920), (40, 1378632), (48, 1148860), (51, 1081280), (60, 919088), (62, 889440), (64, 861645), (68, 810960), (80, 689316), (85, 648768), (93, 592960), (96, 574430), (102, 540640), (109, 505920), (120, 459544), (124, 444720), (136, 405480), (155, 355776), (160, 344658), (170, 324384), (186, 296480), (192, 287215), (204, 270320), (218, 252960), (240, 229772), (248, 222360), (255, 216256), (272, 202740), (310, 177888), (320, 172329), (327, 168640), (340, 162192), (372, 148240), (408, 135160), (436, 126480), (465, 118592), (480, 114886), (496, 111180), (510, 108128), (527, 104640), (544, 101370), (545, 101184), (620, 88944), (654, 84320), (680, 81096), (744, 74120), (816, 67580), (872, 63240), (930, 59296), (960, 57443), (992, 55590), (1020, 54064), (1054, 52320), (1088, 50685), (1090, 50592), (1240, 44472), (1308, 42160), (1360, 40548), (1488, 37060), (1581, 34880), (1632, 33790), (1635, 33728), (1744, 31620), (1853, 29760), (1860, 29648), (1984, 27795), (2040, 27032), (2108, 26160), (2180, 25296), (2480, 22236), (2616, 21080), (2635, 20928), (2720, 20274), (2976, 18530), (3162, 17440), (3264, 16895), (3270, 16864), (3379, 16320), (3488, 15810), (3706, 14880), (3720, 14824), (4080, 13516), (4216, 13080), (4360, 12648), (4960, 11118), (5232, 10540), (5270, 10464), (5440, 10137), (5559, 9920), (5952, 9265), (6324, 8720), (6540, 8432), (6758, 8160), (6976, 7905), (7412, 7440)]