84961380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{202289}}^1$

素因数の和:202308

約数の個数: 48

約数和(自身を含む): 271877760

約数和(自身を除く): 186916380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 202289, 404578, 606867, 809156, 1011445, 1213734, 1416023, 2022890, 2427468, 2832046, 3034335, 4045780, 4248069, 5664092, 6068670, 7080115, 8496138, 12137340, 14160230, 16992276, 21240345, 28320460, 42480690, 84961380]

約数ペア:

[(1, 84961380), (2, 42480690), (3, 28320460), (4, 21240345), (5, 16992276), (6, 14160230), (7, 12137340), (10, 8496138), (12, 7080115), (14, 6068670), (15, 5664092), (20, 4248069), (21, 4045780), (28, 3034335), (30, 2832046), (35, 2427468), (42, 2022890), (60, 1416023), (70, 1213734), (84, 1011445), (105, 809156), (140, 606867), (210, 404578), (420, 202289)]