31025340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10139}}^1$

素因数の和:10171

約数の個数: 72

約数和(自身を含む): 99655920

約数和(自身を除く): 68630580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 10139, 20278, 30417, 40556, 50695, 60834, 91251, 101390, 121668, 152085, 172363, 182502, 202780, 304170, 344726, 365004, 456255, 517089, 608340, 689452, 861815, 912510, 1034178, 1551267, 1723630, 1825020, 2068356, 2585445, 3102534, 3447260, 5170890, 6205068, 7756335, 10341780, 15512670, 31025340]

約数ペア:

[(1, 31025340), (2, 15512670), (3, 10341780), (4, 7756335), (5, 6205068), (6, 5170890), (9, 3447260), (10, 3102534), (12, 2585445), (15, 2068356), (17, 1825020), (18, 1723630), (20, 1551267), (30, 1034178), (34, 912510), (36, 861815), (45, 689452), (51, 608340), (60, 517089), (68, 456255), (85, 365004), (90, 344726), (102, 304170), (153, 202780), (170, 182502), (180, 172363), (204, 152085), (255, 121668), (306, 101390), (340, 91251), (510, 60834), (612, 50695), (765, 40556), (1020, 30417), (1530, 20278), (3060, 10139)]