129129420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{307451}}^1$

素因数の和:307470

約数の個数: 48

約数和(自身を含む): 413215488

約数和(自身を除く): 284086068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 307451, 614902, 922353, 1229804, 1537255, 1844706, 2152157, 3074510, 3689412, 4304314, 4611765, 6149020, 6456471, 8608628, 9223530, 10760785, 12912942, 18447060, 21521570, 25825884, 32282355, 43043140, 64564710, 129129420]

約数ペア:

[(1, 129129420), (2, 64564710), (3, 43043140), (4, 32282355), (5, 25825884), (6, 21521570), (7, 18447060), (10, 12912942), (12, 10760785), (14, 9223530), (15, 8608628), (20, 6456471), (21, 6149020), (28, 4611765), (30, 4304314), (35, 3689412), (42, 3074510), (60, 2152157), (70, 1844706), (84, 1537255), (105, 1229804), (140, 922353), (210, 614902), (420, 307451)]