397688640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{414259}}^1$

素因数の和:414279

約数の個数: 56

約数和(自身を含む): 1262664480

約数和(自身を除く): 864975840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 414259, 828518, 1242777, 1657036, 2071295, 2485554, 3314072, 4142590, 4971108, 6213885, 6628144, 8285180, 9942216, 12427770, 13256288, 16570360, 19884432, 24855540, 26512576, 33140720, 39768864, 49711080, 66281440, 79537728, 99422160, 132562880, 198844320, 397688640]

約数ペア:

[(1, 397688640), (2, 198844320), (3, 132562880), (4, 99422160), (5, 79537728), (6, 66281440), (8, 49711080), (10, 39768864), (12, 33140720), (15, 26512576), (16, 24855540), (20, 19884432), (24, 16570360), (30, 13256288), (32, 12427770), (40, 9942216), (48, 8285180), (60, 6628144), (64, 6213885), (80, 4971108), (96, 4142590), (120, 3314072), (160, 2485554), (192, 2071295), (240, 1657036), (320, 1242777), (480, 828518), (960, 414259)]