1217725920

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4621}}^1$

素因数の和:4706

約数の個数: 192

約数和(自身を含む): 4332847680

約数和(自身を除く): 3115121760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 61, 72, 80, 90, 96, 108, 120, 122, 135, 144, 160, 180, 183, 216, 240, 244, 270, 288, 305, 360, 366, 432, 480, 488, 540, 549, 610, 720, 732, 864, 915, 976, 1080, 1098, 1220, 1440, 1464, 1647, 1830, 1952, 2160, 2196, 2440, 2745, 2928, 3294, 3660, 4320, 4392, 4621, 4880, 5490, 5856, 6588, 7320, 8235, 8784, 9242, 9760, 10980, 13176, 13863, 14640, 16470, 17568, 18484, 21960, 23105, 26352, 27726, 29280, 32940, 36968, 41589, 43920, 46210, 52704, 55452, 65880, 69315, 73936, 83178, 87840, 92420, 110904, 124767, 131760, 138630, 147872, 166356, 184840, 207945, 221808, 249534, 263520, 277260, 281881, 332712, 369680, 415890, 443616, 499068, 554520, 563762, 623835, 665424, 739360, 831780, 845643, 998136, 1109040, 1127524, 1247670, 1330848, 1409405, 1663560, 1691286, 1996272, 2218080, 2255048, 2495340, 2536929, 2818810, 3327120, 3382572, 3992544, 4228215, 4510096, 4990680, 5073858, 5637620, 6654240, 6765144, 7610787, 8456430, 9020192, 9981360, 10147716, 11275240, 12684645, 13530288, 15221574, 16912860, 19962720, 20295432, 22550480, 25369290, 27060576, 30443148, 33825720, 38053935, 40590864, 45100960, 50738580, 60886296, 67651440, 76107870, 81181728, 101477160, 121772592, 135302880, 152215740, 202954320, 243545184, 304431480, 405908640, 608862960, 1217725920]

約数ペア:

[(1, 1217725920), (2, 608862960), (3, 405908640), (4, 304431480), (5, 243545184), (6, 202954320), (8, 152215740), (9, 135302880), (10, 121772592), (12, 101477160), (15, 81181728), (16, 76107870), (18, 67651440), (20, 60886296), (24, 50738580), (27, 45100960), (30, 40590864), (32, 38053935), (36, 33825720), (40, 30443148), (45, 27060576), (48, 25369290), (54, 22550480), (60, 20295432), (61, 19962720), (72, 16912860), (80, 15221574), (90, 13530288), (96, 12684645), (108, 11275240), (120, 10147716), (122, 9981360), (135, 9020192), (144, 8456430), (160, 7610787), (180, 6765144), (183, 6654240), (216, 5637620), (240, 5073858), (244, 4990680), (270, 4510096), (288, 4228215), (305, 3992544), (360, 3382572), (366, 3327120), (432, 2818810), (480, 2536929), (488, 2495340), (540, 2255048), (549, 2218080), (610, 1996272), (720, 1691286), (732, 1663560), (864, 1409405), (915, 1330848), (976, 1247670), (1080, 1127524), (1098, 1109040), (1220, 998136), (1440, 845643), (1464, 831780), (1647, 739360), (1830, 665424), (1952, 623835), (2160, 563762), (2196, 554520), (2440, 499068), (2745, 443616), (2928, 415890), (3294, 369680), (3660, 332712), (4320, 281881), (4392, 277260), (4621, 263520), (4880, 249534), (5490, 221808), (5856, 207945), (6588, 184840), (7320, 166356), (8235, 147872), (8784, 138630), (9242, 131760), (9760, 124767), (10980, 110904), (13176, 92420), (13863, 87840), (14640, 83178), (16470, 73936), (17568, 69315), (18484, 65880), (21960, 55452), (23105, 52704), (26352, 46210), (27726, 43920), (29280, 41589), (32940, 36968)]