977998980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2328569}}^1$

素因数の和:2328588

約数の個数: 48

約数和(自身を含む): 3129598080

約数和(自身を除く): 2151599100

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, 2328569, 4657138, 6985707, 9314276, 11642845, 13971414, 16299983, 23285690, 27942828, 32599966, 34928535, 46571380, 48899949, 65199932, 69857070, 81499915, 97799898, 139714140, 162999830, 195599796, 244499745, 325999660, 488999490, 977998980]

約数ペア:

[(1, 977998980), (2, 488999490), (3, 325999660), (4, 244499745), (5, 195599796), (6, 162999830), (7, 139714140), (10, 97799898), (12, 81499915), (14, 69857070), (15, 65199932), (20, 48899949), (21, 46571380), (28, 34928535), (30, 32599966), (35, 27942828), (42, 23285690), (60, 16299983), (70, 13971414), (84, 11642845), (105, 9314276), (140, 6985707), (210, 4657138), (420, 2328569)]