82186720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{953}}^1$

素因数の和:993

約数の個数: 144

約数和(自身を含む): 246658608

約数和(自身を除く): 164471888

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 352, 385, 392, 440, 490, 539, 560, 616, 770, 784, 880, 953, 980, 1078, 1120, 1232, 1540, 1568, 1760, 1906, 1960, 2156, 2464, 2695, 3080, 3812, 3920, 4312, 4765, 5390, 6160, 6671, 7624, 7840, 8624, 9530, 10483, 10780, 12320, 13342, 15248, 17248, 19060, 20966, 21560, 26684, 30496, 33355, 38120, 41932, 43120, 46697, 52415, 53368, 66710, 73381, 76240, 83864, 86240, 93394, 104830, 106736, 133420, 146762, 152480, 167728, 186788, 209660, 213472, 233485, 266840, 293524, 335456, 366905, 373576, 419320, 466970, 513667, 533680, 587048, 733810, 747152, 838640, 933940, 1027334, 1067360, 1174096, 1467620, 1494304, 1677280, 1867880, 2054668, 2348192, 2568335, 2935240, 3735760, 4109336, 5136670, 5870480, 7471520, 8218672, 10273340, 11740960, 16437344, 20546680, 41093360, 82186720]

約数ペア:

[(1, 82186720), (2, 41093360), (4, 20546680), (5, 16437344), (7, 11740960), (8, 10273340), (10, 8218672), (11, 7471520), (14, 5870480), (16, 5136670), (20, 4109336), (22, 3735760), (28, 2935240), (32, 2568335), (35, 2348192), (40, 2054668), (44, 1867880), (49, 1677280), (55, 1494304), (56, 1467620), (70, 1174096), (77, 1067360), (80, 1027334), (88, 933940), (98, 838640), (110, 747152), (112, 733810), (140, 587048), (154, 533680), (160, 513667), (176, 466970), (196, 419320), (220, 373576), (224, 366905), (245, 335456), (280, 293524), (308, 266840), (352, 233485), (385, 213472), (392, 209660), (440, 186788), (490, 167728), (539, 152480), (560, 146762), (616, 133420), (770, 106736), (784, 104830), (880, 93394), (953, 86240), (980, 83864), (1078, 76240), (1120, 73381), (1232, 66710), (1540, 53368), (1568, 52415), (1760, 46697), (1906, 43120), (1960, 41932), (2156, 38120), (2464, 33355), (2695, 30496), (3080, 26684), (3812, 21560), (3920, 20966), (4312, 19060), (4765, 17248), (5390, 15248), (6160, 13342), (6671, 12320), (7624, 10780), (7840, 10483), (8624, 9530)]