27778170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:316

約数の個数: 128

約数和(自身を含む): 83607552

約数和(自身を除く): 55829382

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 31, 34, 35, 42, 51, 62, 70, 85, 93, 102, 105, 119, 155, 170, 186, 210, 217, 238, 251, 255, 310, 357, 434, 465, 502, 510, 527, 595, 651, 714, 753, 930, 1054, 1085, 1190, 1255, 1302, 1506, 1581, 1757, 1785, 2170, 2510, 2635, 3162, 3255, 3514, 3570, 3689, 3765, 4267, 5270, 5271, 6510, 7378, 7530, 7781, 7905, 8534, 8785, 10542, 11067, 12801, 15562, 15810, 17570, 18445, 21335, 22134, 23343, 25602, 26355, 29869, 36890, 38905, 42670, 46686, 52710, 54467, 55335, 59738, 64005, 77810, 89607, 108934, 110670, 116715, 128010, 132277, 149345, 163401, 179214, 233430, 264554, 272335, 298690, 326802, 396831, 448035, 544670, 661385, 793662, 817005, 896070, 925939, 1322770, 1634010, 1851878, 1984155, 2777817, 3968310, 4629695, 5555634, 9259390, 13889085, 27778170]

約数ペア:

[(1, 27778170), (2, 13889085), (3, 9259390), (5, 5555634), (6, 4629695), (7, 3968310), (10, 2777817), (14, 1984155), (15, 1851878), (17, 1634010), (21, 1322770), (30, 925939), (31, 896070), (34, 817005), (35, 793662), (42, 661385), (51, 544670), (62, 448035), (70, 396831), (85, 326802), (93, 298690), (102, 272335), (105, 264554), (119, 233430), (155, 179214), (170, 163401), (186, 149345), (210, 132277), (217, 128010), (238, 116715), (251, 110670), (255, 108934), (310, 89607), (357, 77810), (434, 64005), (465, 59738), (502, 55335), (510, 54467), (527, 52710), (595, 46686), (651, 42670), (714, 38905), (753, 36890), (930, 29869), (1054, 26355), (1085, 25602), (1190, 23343), (1255, 22134), (1302, 21335), (1506, 18445), (1581, 17570), (1757, 15810), (1785, 15562), (2170, 12801), (2510, 11067), (2635, 10542), (3162, 8785), (3255, 8534), (3514, 7905), (3570, 7781), (3689, 7530), (3765, 7378), (4267, 6510), (5270, 5271)]