68700000

素因数分解:

$2^5\times 3^1\times 5^5\times {\mathrm{229}}^1$

素因数の和:267

約数の個数: 144

約数和(自身を含む): 226391760

約数和(自身を除く): 157691760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 125, 150, 160, 200, 229, 240, 250, 300, 375, 400, 458, 480, 500, 600, 625, 687, 750, 800, 916, 1000, 1145, 1200, 1250, 1374, 1500, 1832, 1875, 2000, 2290, 2400, 2500, 2748, 3000, 3125, 3435, 3664, 3750, 4000, 4580, 5000, 5496, 5725, 6000, 6250, 6870, 7328, 7500, 9160, 9375, 10000, 10992, 11450, 12000, 12500, 13740, 15000, 17175, 18320, 18750, 20000, 21984, 22900, 25000, 27480, 28625, 30000, 34350, 36640, 37500, 45800, 50000, 54960, 57250, 60000, 68700, 75000, 85875, 91600, 100000, 109920, 114500, 137400, 143125, 150000, 171750, 183200, 229000, 274800, 286250, 300000, 343500, 429375, 458000, 549600, 572500, 687000, 715625, 858750, 916000, 1145000, 1374000, 1431250, 1717500, 2146875, 2290000, 2748000, 2862500, 3435000, 4293750, 4580000, 5725000, 6870000, 8587500, 11450000, 13740000, 17175000, 22900000, 34350000, 68700000]

約数ペア:

[(1, 68700000), (2, 34350000), (3, 22900000), (4, 17175000), (5, 13740000), (6, 11450000), (8, 8587500), (10, 6870000), (12, 5725000), (15, 4580000), (16, 4293750), (20, 3435000), (24, 2862500), (25, 2748000), (30, 2290000), (32, 2146875), (40, 1717500), (48, 1431250), (50, 1374000), (60, 1145000), (75, 916000), (80, 858750), (96, 715625), (100, 687000), (120, 572500), (125, 549600), (150, 458000), (160, 429375), (200, 343500), (229, 300000), (240, 286250), (250, 274800), (300, 229000), (375, 183200), (400, 171750), (458, 150000), (480, 143125), (500, 137400), (600, 114500), (625, 109920), (687, 100000), (750, 91600), (800, 85875), (916, 75000), (1000, 68700), (1145, 60000), (1200, 57250), (1250, 54960), (1374, 50000), (1500, 45800), (1832, 37500), (1875, 36640), (2000, 34350), (2290, 30000), (2400, 28625), (2500, 27480), (2748, 25000), (3000, 22900), (3125, 21984), (3435, 20000), (3664, 18750), (3750, 18320), (4000, 17175), (4580, 15000), (5000, 13740), (5496, 12500), (5725, 12000), (6000, 11450), (6250, 10992), (6870, 10000), (7328, 9375), (7500, 9160)]