13219920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:130

約数の個数: 240

約数和(自身を含む): 52770432

約数和(自身を除く): 39550512

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 43, 45, 48, 56, 60, 61, 63, 70, 72, 80, 84, 86, 90, 105, 112, 120, 122, 126, 129, 140, 144, 168, 172, 180, 183, 210, 215, 240, 244, 252, 258, 280, 301, 305, 315, 336, 344, 360, 366, 387, 420, 427, 430, 488, 504, 516, 549, 560, 602, 610, 630, 645, 688, 720, 732, 774, 840, 854, 860, 903, 915, 976, 1008, 1032, 1098, 1204, 1220, 1260, 1281, 1290, 1464, 1505, 1548, 1680, 1708, 1720, 1806, 1830, 1935, 2064, 2135, 2196, 2408, 2440, 2520, 2562, 2580, 2623, 2709, 2745, 2928, 3010, 3096, 3416, 3440, 3612, 3660, 3843, 3870, 4270, 4392, 4515, 4816, 4880, 5040, 5124, 5160, 5246, 5418, 5490, 6020, 6192, 6405, 6832, 7224, 7320, 7686, 7740, 7869, 8540, 8784, 9030, 10248, 10320, 10492, 10836, 10980, 12040, 12810, 13115, 13545, 14448, 14640, 15372, 15480, 15738, 17080, 18060, 18361, 19215, 20496, 20984, 21672, 21960, 23607, 24080, 25620, 26230, 27090, 30744, 30960, 31476, 34160, 36120, 36722, 38430, 39345, 41968, 43344, 43920, 47214, 51240, 52460, 54180, 55083, 61488, 62952, 72240, 73444, 76860, 78690, 91805, 94428, 102480, 104920, 108360, 110166, 118035, 125904, 146888, 153720, 157380, 165249, 183610, 188856, 209840, 216720, 220332, 236070, 275415, 293776, 307440, 314760, 330498, 367220, 377712, 440664, 472140, 550830, 629520, 660996, 734440, 826245, 881328, 944280, 1101660, 1321992, 1468880, 1652490, 1888560, 2203320, 2643984, 3304980, 4406640, 6609960, 13219920]

約数ペア:

[(1, 13219920), (2, 6609960), (3, 4406640), (4, 3304980), (5, 2643984), (6, 2203320), (7, 1888560), (8, 1652490), (9, 1468880), (10, 1321992), (12, 1101660), (14, 944280), (15, 881328), (16, 826245), (18, 734440), (20, 660996), (21, 629520), (24, 550830), (28, 472140), (30, 440664), (35, 377712), (36, 367220), (40, 330498), (42, 314760), (43, 307440), (45, 293776), (48, 275415), (56, 236070), (60, 220332), (61, 216720), (63, 209840), (70, 188856), (72, 183610), (80, 165249), (84, 157380), (86, 153720), (90, 146888), (105, 125904), (112, 118035), (120, 110166), (122, 108360), (126, 104920), (129, 102480), (140, 94428), (144, 91805), (168, 78690), (172, 76860), (180, 73444), (183, 72240), (210, 62952), (215, 61488), (240, 55083), (244, 54180), (252, 52460), (258, 51240), (280, 47214), (301, 43920), (305, 43344), (315, 41968), (336, 39345), (344, 38430), (360, 36722), (366, 36120), (387, 34160), (420, 31476), (427, 30960), (430, 30744), (488, 27090), (504, 26230), (516, 25620), (549, 24080), (560, 23607), (602, 21960), (610, 21672), (630, 20984), (645, 20496), (688, 19215), (720, 18361), (732, 18060), (774, 17080), (840, 15738), (854, 15480), (860, 15372), (903, 14640), (915, 14448), (976, 13545), (1008, 13115), (1032, 12810), (1098, 12040), (1204, 10980), (1220, 10836), (1260, 10492), (1281, 10320), (1290, 10248), (1464, 9030), (1505, 8784), (1548, 8540), (1680, 7869), (1708, 7740), (1720, 7686), (1806, 7320), (1830, 7224), (1935, 6832), (2064, 6405), (2135, 6192), (2196, 6020), (2408, 5490), (2440, 5418), (2520, 5246), (2562, 5160), (2580, 5124), (2623, 5040), (2709, 4880), (2745, 4816), (2928, 4515), (3010, 4392), (3096, 4270), (3416, 3870), (3440, 3843), (3612, 3660)]