68121840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{14939}}^1$

素因数の和:14974

約数の個数: 80

約数和(自身を含む): 222307200

約数和(自身を除く): 154185360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 14939, 29878, 44817, 59756, 74695, 89634, 119512, 149390, 179268, 224085, 239024, 283841, 298780, 358536, 448170, 567682, 597560, 717072, 851523, 896340, 1135364, 1195120, 1419205, 1703046, 1792680, 2270728, 2838410, 3406092, 3585360, 4257615, 4541456, 5676820, 6812184, 8515230, 11353640, 13624368, 17030460, 22707280, 34060920, 68121840]

約数ペア:

[(1, 68121840), (2, 34060920), (3, 22707280), (4, 17030460), (5, 13624368), (6, 11353640), (8, 8515230), (10, 6812184), (12, 5676820), (15, 4541456), (16, 4257615), (19, 3585360), (20, 3406092), (24, 2838410), (30, 2270728), (38, 1792680), (40, 1703046), (48, 1419205), (57, 1195120), (60, 1135364), (76, 896340), (80, 851523), (95, 717072), (114, 597560), (120, 567682), (152, 448170), (190, 358536), (228, 298780), (240, 283841), (285, 239024), (304, 224085), (380, 179268), (456, 149390), (570, 119512), (760, 89634), (912, 74695), (1140, 59756), (1520, 44817), (2280, 29878), (4560, 14939)]