81002250

素因数分解:

$2^1\times 3^2\times 5^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:206

約数の個数: 192

約数和(自身を含む): 258935040

約数和(自身を除く): 177932790

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 37, 42, 45, 50, 63, 70, 74, 75, 90, 105, 111, 125, 126, 139, 150, 175, 185, 210, 222, 225, 250, 259, 278, 315, 333, 350, 370, 375, 417, 450, 518, 525, 555, 630, 666, 695, 750, 777, 834, 875, 925, 973, 1050, 1110, 1125, 1251, 1295, 1390, 1554, 1575, 1665, 1750, 1850, 1946, 2085, 2250, 2331, 2502, 2590, 2625, 2775, 2919, 3150, 3330, 3475, 3885, 4170, 4625, 4662, 4865, 5143, 5250, 5550, 5838, 6255, 6475, 6950, 7770, 7875, 8325, 8757, 9250, 9730, 10286, 10425, 11655, 12510, 12950, 13875, 14595, 15429, 15750, 16650, 17375, 17514, 19425, 20850, 23310, 24325, 25715, 27750, 29190, 30858, 31275, 32375, 34750, 36001, 38850, 41625, 43785, 46287, 48650, 51430, 52125, 58275, 62550, 64750, 72002, 72975, 77145, 83250, 87570, 92574, 97125, 104250, 108003, 116550, 121625, 128575, 145950, 154290, 156375, 180005, 194250, 216006, 218925, 231435, 243250, 257150, 291375, 312750, 324009, 360010, 364875, 385725, 437850, 462870, 540015, 582750, 642875, 648018, 729750, 771450, 900025, 1080030, 1094625, 1157175, 1285750, 1620045, 1800050, 1928625, 2189250, 2314350, 2700075, 3240090, 3857250, 4500125, 5400150, 5785875, 8100225, 9000250, 11571750, 13500375, 16200450, 27000750, 40501125, 81002250]

約数ペア:

[(1, 81002250), (2, 40501125), (3, 27000750), (5, 16200450), (6, 13500375), (7, 11571750), (9, 9000250), (10, 8100225), (14, 5785875), (15, 5400150), (18, 4500125), (21, 3857250), (25, 3240090), (30, 2700075), (35, 2314350), (37, 2189250), (42, 1928625), (45, 1800050), (50, 1620045), (63, 1285750), (70, 1157175), (74, 1094625), (75, 1080030), (90, 900025), (105, 771450), (111, 729750), (125, 648018), (126, 642875), (139, 582750), (150, 540015), (175, 462870), (185, 437850), (210, 385725), (222, 364875), (225, 360010), (250, 324009), (259, 312750), (278, 291375), (315, 257150), (333, 243250), (350, 231435), (370, 218925), (375, 216006), (417, 194250), (450, 180005), (518, 156375), (525, 154290), (555, 145950), (630, 128575), (666, 121625), (695, 116550), (750, 108003), (777, 104250), (834, 97125), (875, 92574), (925, 87570), (973, 83250), (1050, 77145), (1110, 72975), (1125, 72002), (1251, 64750), (1295, 62550), (1390, 58275), (1554, 52125), (1575, 51430), (1665, 48650), (1750, 46287), (1850, 43785), (1946, 41625), (2085, 38850), (2250, 36001), (2331, 34750), (2502, 32375), (2590, 31275), (2625, 30858), (2775, 29190), (2919, 27750), (3150, 25715), (3330, 24325), (3475, 23310), (3885, 20850), (4170, 19425), (4625, 17514), (4662, 17375), (4865, 16650), (5143, 15750), (5250, 15429), (5550, 14595), (5838, 13875), (6255, 12950), (6475, 12510), (6950, 11655), (7770, 10425), (7875, 10286), (8325, 9730), (8757, 9250)]