145344720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{605603}}^1$

素因数の和:605619

約数の個数: 40

約数和(自身を含む): 450569376

約数和(自身を除く): 305224656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 605603, 1211206, 1816809, 2422412, 3028015, 3633618, 4844824, 6056030, 7267236, 9084045, 9689648, 12112060, 14534472, 18168090, 24224120, 29068944, 36336180, 48448240, 72672360, 145344720]

約数ペア:

[(1, 145344720), (2, 72672360), (3, 48448240), (4, 36336180), (5, 29068944), (6, 24224120), (8, 18168090), (10, 14534472), (12, 12112060), (15, 9689648), (16, 9084045), (20, 7267236), (24, 6056030), (30, 4844824), (40, 3633618), (48, 3028015), (60, 2422412), (80, 1816809), (120, 1211206), (240, 605603)]