242620140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{577667}}^1$

素因数の和:577686

約数の個数: 48

約数和(自身を含む): 776385792

約数和(自身を除く): 533765652

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, 577667, 1155334, 1733001, 2310668, 2888335, 3466002, 4043669, 5776670, 6932004, 8087338, 8665005, 11553340, 12131007, 16174676, 17330010, 20218345, 24262014, 34660020, 40436690, 48524028, 60655035, 80873380, 121310070, 242620140]

約数ペア:

[(1, 242620140), (2, 121310070), (3, 80873380), (4, 60655035), (5, 48524028), (6, 40436690), (7, 34660020), (10, 24262014), (12, 20218345), (14, 17330010), (15, 16174676), (20, 12131007), (21, 11553340), (28, 8665005), (30, 8087338), (35, 6932004), (42, 5776670), (60, 4043669), (70, 3466002), (84, 2888335), (105, 2310668), (140, 1733001), (210, 1155334), (420, 577667)]