210151960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1553}}^1$

素因数の和:1780

約数の個数: 64

約数和(自身を含む): 503496000

約数和(自身を除く): 293344040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 199, 340, 398, 680, 796, 995, 1553, 1592, 1990, 3106, 3383, 3980, 6212, 6766, 7765, 7960, 12424, 13532, 15530, 16915, 26401, 27064, 31060, 33830, 52802, 62120, 67660, 105604, 132005, 135320, 211208, 264010, 309047, 528020, 618094, 1056040, 1236188, 1545235, 2472376, 3090470, 5253799, 6180940, 10507598, 12361880, 21015196, 26268995, 42030392, 52537990, 105075980, 210151960]

約数ペア:

[(1, 210151960), (2, 105075980), (4, 52537990), (5, 42030392), (8, 26268995), (10, 21015196), (17, 12361880), (20, 10507598), (34, 6180940), (40, 5253799), (68, 3090470), (85, 2472376), (136, 1545235), (170, 1236188), (199, 1056040), (340, 618094), (398, 528020), (680, 309047), (796, 264010), (995, 211208), (1553, 135320), (1592, 132005), (1990, 105604), (3106, 67660), (3383, 62120), (3980, 52802), (6212, 33830), (6766, 31060), (7765, 27064), (7960, 26401), (12424, 16915), (13532, 15530)]