72010400

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{167}}^1$

素因数の和:212

約数の個数: 216

約数和(自身を含む): 224423136

約数和(自身を除く): 152412736

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 49, 50, 55, 56, 70, 77, 80, 88, 98, 100, 110, 112, 140, 154, 160, 167, 175, 176, 196, 200, 220, 224, 245, 275, 280, 308, 334, 350, 352, 385, 392, 400, 440, 490, 539, 550, 560, 616, 668, 700, 770, 784, 800, 835, 880, 980, 1078, 1100, 1120, 1169, 1225, 1232, 1336, 1400, 1540, 1568, 1670, 1760, 1837, 1925, 1960, 2156, 2200, 2338, 2450, 2464, 2672, 2695, 2800, 3080, 3340, 3674, 3850, 3920, 4175, 4312, 4400, 4676, 4900, 5344, 5390, 5600, 5845, 6160, 6680, 7348, 7700, 7840, 8183, 8350, 8624, 8800, 9185, 9352, 9800, 10780, 11690, 12320, 12859, 13360, 13475, 14696, 15400, 16366, 16700, 17248, 18370, 18704, 19600, 21560, 23380, 25718, 26720, 26950, 29225, 29392, 30800, 32732, 33400, 36740, 37408, 39200, 40915, 43120, 45925, 46760, 51436, 53900, 58450, 58784, 61600, 64295, 65464, 66800, 73480, 81830, 86240, 90013, 91850, 93520, 102872, 107800, 116900, 128590, 130928, 133600, 146960, 163660, 180026, 183700, 187040, 204575, 205744, 215600, 233800, 257180, 261856, 293920, 321475, 327320, 360052, 367400, 409150, 411488, 431200, 450065, 467600, 514360, 642950, 654640, 720104, 734800, 818300, 900130, 935200, 1028720, 1285900, 1309280, 1440208, 1469600, 1636600, 1800260, 2057440, 2250325, 2571800, 2880416, 3273200, 3600520, 4500650, 5143600, 6546400, 7201040, 9001300, 10287200, 14402080, 18002600, 36005200, 72010400]

約数ペア:

[(1, 72010400), (2, 36005200), (4, 18002600), (5, 14402080), (7, 10287200), (8, 9001300), (10, 7201040), (11, 6546400), (14, 5143600), (16, 4500650), (20, 3600520), (22, 3273200), (25, 2880416), (28, 2571800), (32, 2250325), (35, 2057440), (40, 1800260), (44, 1636600), (49, 1469600), (50, 1440208), (55, 1309280), (56, 1285900), (70, 1028720), (77, 935200), (80, 900130), (88, 818300), (98, 734800), (100, 720104), (110, 654640), (112, 642950), (140, 514360), (154, 467600), (160, 450065), (167, 431200), (175, 411488), (176, 409150), (196, 367400), (200, 360052), (220, 327320), (224, 321475), (245, 293920), (275, 261856), (280, 257180), (308, 233800), (334, 215600), (350, 205744), (352, 204575), (385, 187040), (392, 183700), (400, 180026), (440, 163660), (490, 146960), (539, 133600), (550, 130928), (560, 128590), (616, 116900), (668, 107800), (700, 102872), (770, 93520), (784, 91850), (800, 90013), (835, 86240), (880, 81830), (980, 73480), (1078, 66800), (1100, 65464), (1120, 64295), (1169, 61600), (1225, 58784), (1232, 58450), (1336, 53900), (1400, 51436), (1540, 46760), (1568, 45925), (1670, 43120), (1760, 40915), (1837, 39200), (1925, 37408), (1960, 36740), (2156, 33400), (2200, 32732), (2338, 30800), (2450, 29392), (2464, 29225), (2672, 26950), (2695, 26720), (2800, 25718), (3080, 23380), (3340, 21560), (3674, 19600), (3850, 18704), (3920, 18370), (4175, 17248), (4312, 16700), (4400, 16366), (4676, 15400), (4900, 14696), (5344, 13475), (5390, 13360), (5600, 12859), (5845, 12320), (6160, 11690), (6680, 10780), (7348, 9800), (7700, 9352), (7840, 9185), (8183, 8800), (8350, 8624)]