78420000

素因数分解:

$2^5\times 3^1\times 5^4\times {\mathrm{1307}}^1$

素因数の和:1340

約数の個数: 120

約数和(自身を含む): 257430096

約数和(自身を除く): 179010096

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, 240, 250, 300, 375, 400, 480, 500, 600, 625, 750, 800, 1000, 1200, 1250, 1307, 1500, 1875, 2000, 2400, 2500, 2614, 3000, 3750, 3921, 4000, 5000, 5228, 6000, 6535, 7500, 7842, 10000, 10456, 12000, 13070, 15000, 15684, 19605, 20000, 20912, 26140, 30000, 31368, 32675, 39210, 41824, 52280, 60000, 62736, 65350, 78420, 98025, 104560, 125472, 130700, 156840, 163375, 196050, 209120, 261400, 313680, 326750, 392100, 490125, 522800, 627360, 653500, 784200, 816875, 980250, 1045600, 1307000, 1568400, 1633750, 1960500, 2450625, 2614000, 3136800, 3267500, 3921000, 4901250, 5228000, 6535000, 7842000, 9802500, 13070000, 15684000, 19605000, 26140000, 39210000, 78420000]

約数ペア:

[(1, 78420000), (2, 39210000), (3, 26140000), (4, 19605000), (5, 15684000), (6, 13070000), (8, 9802500), (10, 7842000), (12, 6535000), (15, 5228000), (16, 4901250), (20, 3921000), (24, 3267500), (25, 3136800), (30, 2614000), (32, 2450625), (40, 1960500), (48, 1633750), (50, 1568400), (60, 1307000), (75, 1045600), (80, 980250), (96, 816875), (100, 784200), (120, 653500), (125, 627360), (150, 522800), (160, 490125), (200, 392100), (240, 326750), (250, 313680), (300, 261400), (375, 209120), (400, 196050), (480, 163375), (500, 156840), (600, 130700), (625, 125472), (750, 104560), (800, 98025), (1000, 78420), (1200, 65350), (1250, 62736), (1307, 60000), (1500, 52280), (1875, 41824), (2000, 39210), (2400, 32675), (2500, 31368), (2614, 30000), (3000, 26140), (3750, 20912), (3921, 20000), (4000, 19605), (5000, 15684), (5228, 15000), (6000, 13070), (6535, 12000), (7500, 10456), (7842, 10000)]