28883340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9439}}^1$

素因数の和:9471

約数の個数: 72

約数和(自身を含む): 92776320

約数和(自身を除く): 63892980

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, 9439, 18878, 28317, 37756, 47195, 56634, 84951, 94390, 113268, 141585, 160463, 169902, 188780, 283170, 320926, 339804, 424755, 481389, 566340, 641852, 802315, 849510, 962778, 1444167, 1604630, 1699020, 1925556, 2406945, 2888334, 3209260, 4813890, 5776668, 7220835, 9627780, 14441670, 28883340]

約数ペア:

[(1, 28883340), (2, 14441670), (3, 9627780), (4, 7220835), (5, 5776668), (6, 4813890), (9, 3209260), (10, 2888334), (12, 2406945), (15, 1925556), (17, 1699020), (18, 1604630), (20, 1444167), (30, 962778), (34, 849510), (36, 802315), (45, 641852), (51, 566340), (60, 481389), (68, 424755), (85, 339804), (90, 320926), (102, 283170), (153, 188780), (170, 169902), (180, 160463), (204, 141585), (255, 113268), (306, 94390), (340, 84951), (510, 56634), (612, 47195), (765, 37756), (1020, 28317), (1530, 18878), (3060, 9439)]