28680030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1429}}^1$

素因数の和:1665

約数の個数: 48

約数和(自身を含む): 74954880

約数和(自身を除く): 46274850

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 223, 446, 669, 1115, 1338, 1429, 2007, 2230, 2858, 3345, 4014, 4287, 6690, 7145, 8574, 10035, 12861, 14290, 20070, 21435, 25722, 42870, 64305, 128610, 318667, 637334, 956001, 1593335, 1912002, 2868003, 3186670, 4780005, 5736006, 9560010, 14340015, 28680030]

約数ペア:

[(1, 28680030), (2, 14340015), (3, 9560010), (5, 5736006), (6, 4780005), (9, 3186670), (10, 2868003), (15, 1912002), (18, 1593335), (30, 956001), (45, 637334), (90, 318667), (223, 128610), (446, 64305), (669, 42870), (1115, 25722), (1338, 21435), (1429, 20070), (2007, 14290), (2230, 12861), (2858, 10035), (3345, 8574), (4014, 7145), (4287, 6690)]