78723396

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{419}}^1$

素因数の和:753

約数の個数: 72

約数和(自身を含む): 211891680

約数和(自身を除く): 133168284

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 307, 419, 612, 614, 838, 921, 1228, 1257, 1676, 1842, 2514, 2763, 3684, 3771, 5028, 5219, 5526, 7123, 7542, 10438, 11052, 14246, 15084, 15657, 20876, 21369, 28492, 31314, 42738, 46971, 62628, 64107, 85476, 93942, 128214, 128633, 187884, 256428, 257266, 385899, 514532, 771798, 1157697, 1543596, 2186761, 2315394, 4373522, 4630788, 6560283, 8747044, 13120566, 19680849, 26241132, 39361698, 78723396]

約数ペア:

[(1, 78723396), (2, 39361698), (3, 26241132), (4, 19680849), (6, 13120566), (9, 8747044), (12, 6560283), (17, 4630788), (18, 4373522), (34, 2315394), (36, 2186761), (51, 1543596), (68, 1157697), (102, 771798), (153, 514532), (204, 385899), (306, 257266), (307, 256428), (419, 187884), (612, 128633), (614, 128214), (838, 93942), (921, 85476), (1228, 64107), (1257, 62628), (1676, 46971), (1842, 42738), (2514, 31314), (2763, 28492), (3684, 21369), (3771, 20876), (5028, 15657), (5219, 15084), (5526, 14246), (7123, 11052), (7542, 10438)]