18314640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:222

約数の個数: 160

約数和(自身を含む): 64579200

約数和(自身を除く): 46264560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 61, 72, 80, 90, 108, 120, 122, 135, 139, 144, 180, 183, 216, 240, 244, 270, 278, 305, 360, 366, 417, 432, 488, 540, 549, 556, 610, 695, 720, 732, 834, 915, 976, 1080, 1098, 1112, 1220, 1251, 1390, 1464, 1647, 1668, 1830, 2085, 2160, 2196, 2224, 2440, 2502, 2745, 2780, 2928, 3294, 3336, 3660, 3753, 4170, 4392, 4880, 5004, 5490, 5560, 6255, 6588, 6672, 7320, 7506, 8235, 8340, 8479, 8784, 10008, 10980, 11120, 12510, 13176, 14640, 15012, 16470, 16680, 16958, 18765, 20016, 21960, 25020, 25437, 26352, 30024, 32940, 33360, 33916, 37530, 42395, 43920, 50040, 50874, 60048, 65880, 67832, 75060, 76311, 84790, 100080, 101748, 127185, 131760, 135664, 150120, 152622, 169580, 203496, 228933, 254370, 300240, 305244, 339160, 381555, 406992, 457866, 508740, 610488, 678320, 763110, 915732, 1017480, 1144665, 1220976, 1526220, 1831464, 2034960, 2289330, 3052440, 3662928, 4578660, 6104880, 9157320, 18314640]

約数ペア:

[(1, 18314640), (2, 9157320), (3, 6104880), (4, 4578660), (5, 3662928), (6, 3052440), (8, 2289330), (9, 2034960), (10, 1831464), (12, 1526220), (15, 1220976), (16, 1144665), (18, 1017480), (20, 915732), (24, 763110), (27, 678320), (30, 610488), (36, 508740), (40, 457866), (45, 406992), (48, 381555), (54, 339160), (60, 305244), (61, 300240), (72, 254370), (80, 228933), (90, 203496), (108, 169580), (120, 152622), (122, 150120), (135, 135664), (139, 131760), (144, 127185), (180, 101748), (183, 100080), (216, 84790), (240, 76311), (244, 75060), (270, 67832), (278, 65880), (305, 60048), (360, 50874), (366, 50040), (417, 43920), (432, 42395), (488, 37530), (540, 33916), (549, 33360), (556, 32940), (610, 30024), (695, 26352), (720, 25437), (732, 25020), (834, 21960), (915, 20016), (976, 18765), (1080, 16958), (1098, 16680), (1112, 16470), (1220, 15012), (1251, 14640), (1390, 13176), (1464, 12510), (1647, 11120), (1668, 10980), (1830, 10008), (2085, 8784), (2160, 8479), (2196, 8340), (2224, 8235), (2440, 7506), (2502, 7320), (2745, 6672), (2780, 6588), (2928, 6255), (3294, 5560), (3336, 5490), (3660, 5004), (3753, 4880), (4170, 4392)]