68775000

素因数分解:

$2^3\times 3^1\times 5^5\times 7^1\times {\mathrm{131}}^1$

素因数の和:172

約数の個数: 192

約数和(自身を含む): 247484160

約数和(自身を除く): 178709160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 125, 131, 140, 150, 168, 175, 200, 210, 250, 262, 280, 300, 350, 375, 393, 420, 500, 524, 525, 600, 625, 655, 700, 750, 786, 840, 875, 917, 1000, 1048, 1050, 1250, 1310, 1400, 1500, 1572, 1750, 1834, 1875, 1965, 2100, 2500, 2620, 2625, 2751, 3000, 3125, 3144, 3275, 3500, 3668, 3750, 3930, 4200, 4375, 4585, 5000, 5240, 5250, 5502, 6250, 6550, 7000, 7336, 7500, 7860, 8750, 9170, 9375, 9825, 10500, 11004, 12500, 13100, 13125, 13755, 15000, 15720, 16375, 17500, 18340, 18750, 19650, 21000, 21875, 22008, 22925, 25000, 26200, 26250, 27510, 32750, 35000, 36680, 37500, 39300, 43750, 45850, 49125, 52500, 55020, 65500, 65625, 68775, 75000, 78600, 81875, 87500, 91700, 98250, 105000, 110040, 114625, 131000, 131250, 137550, 163750, 175000, 183400, 196500, 229250, 245625, 262500, 275100, 327500, 343875, 393000, 409375, 458500, 491250, 525000, 550200, 573125, 655000, 687750, 818750, 917000, 982500, 1146250, 1228125, 1375500, 1637500, 1719375, 1965000, 2292500, 2456250, 2751000, 2865625, 3275000, 3438750, 4585000, 4912500, 5731250, 6877500, 8596875, 9825000, 11462500, 13755000, 17193750, 22925000, 34387500, 68775000]

約数ペア:

[(1, 68775000), (2, 34387500), (3, 22925000), (4, 17193750), (5, 13755000), (6, 11462500), (7, 9825000), (8, 8596875), (10, 6877500), (12, 5731250), (14, 4912500), (15, 4585000), (20, 3438750), (21, 3275000), (24, 2865625), (25, 2751000), (28, 2456250), (30, 2292500), (35, 1965000), (40, 1719375), (42, 1637500), (50, 1375500), (56, 1228125), (60, 1146250), (70, 982500), (75, 917000), (84, 818750), (100, 687750), (105, 655000), (120, 573125), (125, 550200), (131, 525000), (140, 491250), (150, 458500), (168, 409375), (175, 393000), (200, 343875), (210, 327500), (250, 275100), (262, 262500), (280, 245625), (300, 229250), (350, 196500), (375, 183400), (393, 175000), (420, 163750), (500, 137550), (524, 131250), (525, 131000), (600, 114625), (625, 110040), (655, 105000), (700, 98250), (750, 91700), (786, 87500), (840, 81875), (875, 78600), (917, 75000), (1000, 68775), (1048, 65625), (1050, 65500), (1250, 55020), (1310, 52500), (1400, 49125), (1500, 45850), (1572, 43750), (1750, 39300), (1834, 37500), (1875, 36680), (1965, 35000), (2100, 32750), (2500, 27510), (2620, 26250), (2625, 26200), (2751, 25000), (3000, 22925), (3125, 22008), (3144, 21875), (3275, 21000), (3500, 19650), (3668, 18750), (3750, 18340), (3930, 17500), (4200, 16375), (4375, 15720), (4585, 15000), (5000, 13755), (5240, 13125), (5250, 13100), (5502, 12500), (6250, 11004), (6550, 10500), (7000, 9825), (7336, 9375), (7500, 9170), (7860, 8750)]