129857220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{42437}}^1$

素因数の和:42469

約数の個数: 72

約数和(自身を含む): 417080664

約数和(自身を除く): 287223444

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, 42437, 84874, 127311, 169748, 212185, 254622, 381933, 424370, 509244, 636555, 721429, 763866, 848740, 1273110, 1442858, 1527732, 1909665, 2164287, 2546220, 2885716, 3607145, 3819330, 4328574, 6492861, 7214290, 7638660, 8657148, 10821435, 12985722, 14428580, 21642870, 25971444, 32464305, 43285740, 64928610, 129857220]

約数ペア:

[(1, 129857220), (2, 64928610), (3, 43285740), (4, 32464305), (5, 25971444), (6, 21642870), (9, 14428580), (10, 12985722), (12, 10821435), (15, 8657148), (17, 7638660), (18, 7214290), (20, 6492861), (30, 4328574), (34, 3819330), (36, 3607145), (45, 2885716), (51, 2546220), (60, 2164287), (68, 1909665), (85, 1527732), (90, 1442858), (102, 1273110), (153, 848740), (170, 763866), (180, 721429), (204, 636555), (255, 509244), (306, 424370), (340, 381933), (510, 254622), (612, 212185), (765, 169748), (1020, 127311), (1530, 84874), (3060, 42437)]