55556340

素因数分解:

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

素因数の和:318

約数の個数: 192

約数和(自身を含む): 195084288

約数和(自身を除く): 139527948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 31, 34, 35, 42, 51, 60, 62, 68, 70, 84, 85, 93, 102, 105, 119, 124, 140, 155, 170, 186, 204, 210, 217, 238, 251, 255, 310, 340, 357, 372, 420, 434, 465, 476, 502, 510, 527, 595, 620, 651, 714, 753, 868, 930, 1004, 1020, 1054, 1085, 1190, 1255, 1302, 1428, 1506, 1581, 1757, 1785, 1860, 2108, 2170, 2380, 2510, 2604, 2635, 3012, 3162, 3255, 3514, 3570, 3689, 3765, 4267, 4340, 5020, 5270, 5271, 6324, 6510, 7028, 7140, 7378, 7530, 7781, 7905, 8534, 8785, 10540, 10542, 11067, 12801, 13020, 14756, 15060, 15562, 15810, 17068, 17570, 18445, 21084, 21335, 22134, 23343, 25602, 26355, 29869, 31124, 31620, 35140, 36890, 38905, 42670, 44268, 46686, 51204, 52710, 54467, 55335, 59738, 64005, 73780, 77810, 85340, 89607, 93372, 105420, 108934, 110670, 116715, 119476, 128010, 132277, 149345, 155620, 163401, 179214, 217868, 221340, 233430, 256020, 264554, 272335, 298690, 326802, 358428, 396831, 448035, 466860, 529108, 544670, 597380, 653604, 661385, 793662, 817005, 896070, 925939, 1089340, 1322770, 1587324, 1634010, 1792140, 1851878, 1984155, 2645540, 2777817, 3268020, 3703756, 3968310, 4629695, 5555634, 7936620, 9259390, 11111268, 13889085, 18518780, 27778170, 55556340]

約数ペア:

[(1, 55556340), (2, 27778170), (3, 18518780), (4, 13889085), (5, 11111268), (6, 9259390), (7, 7936620), (10, 5555634), (12, 4629695), (14, 3968310), (15, 3703756), (17, 3268020), (20, 2777817), (21, 2645540), (28, 1984155), (30, 1851878), (31, 1792140), (34, 1634010), (35, 1587324), (42, 1322770), (51, 1089340), (60, 925939), (62, 896070), (68, 817005), (70, 793662), (84, 661385), (85, 653604), (93, 597380), (102, 544670), (105, 529108), (119, 466860), (124, 448035), (140, 396831), (155, 358428), (170, 326802), (186, 298690), (204, 272335), (210, 264554), (217, 256020), (238, 233430), (251, 221340), (255, 217868), (310, 179214), (340, 163401), (357, 155620), (372, 149345), (420, 132277), (434, 128010), (465, 119476), (476, 116715), (502, 110670), (510, 108934), (527, 105420), (595, 93372), (620, 89607), (651, 85340), (714, 77810), (753, 73780), (868, 64005), (930, 59738), (1004, 55335), (1020, 54467), (1054, 52710), (1085, 51204), (1190, 46686), (1255, 44268), (1302, 42670), (1428, 38905), (1506, 36890), (1581, 35140), (1757, 31620), (1785, 31124), (1860, 29869), (2108, 26355), (2170, 25602), (2380, 23343), (2510, 22134), (2604, 21335), (2635, 21084), (3012, 18445), (3162, 17570), (3255, 17068), (3514, 15810), (3570, 15562), (3689, 15060), (3765, 14756), (4267, 13020), (4340, 12801), (5020, 11067), (5270, 10542), (5271, 10540), (6324, 8785), (6510, 8534), (7028, 7905), (7140, 7781), (7378, 7530)]