1407420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1117}}^1$

素因数の和:1139

約数の個数: 72

約数和(自身を含む): 4883424

約数和(自身を除く): 3476004

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1117, 1260, 2234, 3351, 4468, 5585, 6702, 7819, 10053, 11170, 13404, 15638, 16755, 20106, 22340, 23457, 31276, 33510, 39095, 40212, 46914, 50265, 67020, 70371, 78190, 93828, 100530, 117285, 140742, 156380, 201060, 234570, 281484, 351855, 469140, 703710, 1407420]

約数ペア:

[(1, 1407420), (2, 703710), (3, 469140), (4, 351855), (5, 281484), (6, 234570), (7, 201060), (9, 156380), (10, 140742), (12, 117285), (14, 100530), (15, 93828), (18, 78190), (20, 70371), (21, 67020), (28, 50265), (30, 46914), (35, 40212), (36, 39095), (42, 33510), (45, 31276), (60, 23457), (63, 22340), (70, 20106), (84, 16755), (90, 15638), (105, 13404), (126, 11170), (140, 10053), (180, 7819), (210, 6702), (252, 5585), (315, 4468), (420, 3351), (630, 2234), (1117, 1260)]