163947320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{683}}^1$

素因数の和:1064

約数の個数: 64

約数和(自身を含む): 392260320

約数和(自身を除く): 228313000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 353, 680, 683, 706, 1366, 1412, 1765, 2732, 2824, 3415, 3530, 5464, 6001, 6830, 7060, 11611, 12002, 13660, 14120, 23222, 24004, 27320, 30005, 46444, 48008, 58055, 60010, 92888, 116110, 120020, 232220, 240040, 241099, 464440, 482198, 964396, 1205495, 1928792, 2410990, 4098683, 4821980, 8197366, 9643960, 16394732, 20493415, 32789464, 40986830, 81973660, 163947320]

約数ペア:

[(1, 163947320), (2, 81973660), (4, 40986830), (5, 32789464), (8, 20493415), (10, 16394732), (17, 9643960), (20, 8197366), (34, 4821980), (40, 4098683), (68, 2410990), (85, 1928792), (136, 1205495), (170, 964396), (340, 482198), (353, 464440), (680, 241099), (683, 240040), (706, 232220), (1366, 120020), (1412, 116110), (1765, 92888), (2732, 60010), (2824, 58055), (3415, 48008), (3530, 46444), (5464, 30005), (6001, 27320), (6830, 24004), (7060, 23222), (11611, 14120), (12002, 13660)]