127708140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{304067}}^1$

素因数の和:304086

約数の個数: 48

約数和(自身を含む): 408667392

約数和(自身を除く): 280959252

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, 304067, 608134, 912201, 1216268, 1520335, 1824402, 2128469, 3040670, 3648804, 4256938, 4561005, 6081340, 6385407, 8513876, 9122010, 10642345, 12770814, 18244020, 21284690, 25541628, 31927035, 42569380, 63854070, 127708140]

約数ペア:

[(1, 127708140), (2, 63854070), (3, 42569380), (4, 31927035), (5, 25541628), (6, 21284690), (7, 18244020), (10, 12770814), (12, 10642345), (14, 9122010), (15, 8513876), (20, 6385407), (21, 6081340), (28, 4561005), (30, 4256938), (35, 3648804), (42, 3040670), (60, 2128469), (70, 1824402), (84, 1520335), (105, 1216268), (140, 912201), (210, 608134), (420, 304067)]