61012140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{145267}}^1$

素因数の和:145286

約数の個数: 48

約数和(自身を含む): 195240192

約数和(自身を除く): 134228052

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, 145267, 290534, 435801, 581068, 726335, 871602, 1016869, 1452670, 1743204, 2033738, 2179005, 2905340, 3050607, 4067476, 4358010, 5084345, 6101214, 8716020, 10168690, 12202428, 15253035, 20337380, 30506070, 61012140]

約数ペア:

[(1, 61012140), (2, 30506070), (3, 20337380), (4, 15253035), (5, 12202428), (6, 10168690), (7, 8716020), (10, 6101214), (12, 5084345), (14, 4358010), (15, 4067476), (20, 3050607), (21, 2905340), (28, 2179005), (30, 2033738), (35, 1743204), (42, 1452670), (60, 1016869), (70, 871602), (84, 726335), (105, 581068), (140, 435801), (210, 290534), (420, 145267)]