30517380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9973}}^1$

素因数の和:10005

約数の個数: 72

約数和(自身を含む): 98024472

約数和(自身を除く): 67507092

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, 9973, 19946, 29919, 39892, 49865, 59838, 89757, 99730, 119676, 149595, 169541, 179514, 199460, 299190, 339082, 359028, 448785, 508623, 598380, 678164, 847705, 897570, 1017246, 1525869, 1695410, 1795140, 2034492, 2543115, 3051738, 3390820, 5086230, 6103476, 7629345, 10172460, 15258690, 30517380]

約数ペア:

[(1, 30517380), (2, 15258690), (3, 10172460), (4, 7629345), (5, 6103476), (6, 5086230), (9, 3390820), (10, 3051738), (12, 2543115), (15, 2034492), (17, 1795140), (18, 1695410), (20, 1525869), (30, 1017246), (34, 897570), (36, 847705), (45, 678164), (51, 598380), (60, 508623), (68, 448785), (85, 359028), (90, 339082), (102, 299190), (153, 199460), (170, 179514), (180, 169541), (204, 149595), (255, 119676), (306, 99730), (340, 89757), (510, 59838), (612, 49865), (765, 39892), (1020, 29919), (1530, 19946), (3060, 9973)]