169778840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{277}}^1$

素因数の和:505

約数の個数: 128

約数和(自身を含む): 480384000

約数和(自身を除く): 310605160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 199, 220, 277, 280, 308, 385, 398, 440, 554, 616, 770, 796, 995, 1108, 1385, 1393, 1540, 1592, 1939, 1990, 2189, 2216, 2770, 2786, 3047, 3080, 3878, 3980, 4378, 5540, 5572, 6094, 6965, 7756, 7960, 8756, 9695, 10945, 11080, 11144, 12188, 13930, 15235, 15323, 15512, 17512, 19390, 21329, 21890, 24376, 27860, 30470, 30646, 38780, 42658, 43780, 55123, 55720, 60940, 61292, 76615, 77560, 85316, 87560, 106645, 110246, 121880, 122584, 153230, 170632, 213290, 220492, 275615, 306460, 385861, 426580, 440984, 551230, 606353, 612920, 771722, 853160, 1102460, 1212706, 1543444, 1929305, 2204920, 2425412, 3031765, 3086888, 3858610, 4244471, 4850824, 6063530, 7717220, 8488942, 12127060, 15434440, 16977884, 21222355, 24254120, 33955768, 42444710, 84889420, 169778840]

約数ペア:

[(1, 169778840), (2, 84889420), (4, 42444710), (5, 33955768), (7, 24254120), (8, 21222355), (10, 16977884), (11, 15434440), (14, 12127060), (20, 8488942), (22, 7717220), (28, 6063530), (35, 4850824), (40, 4244471), (44, 3858610), (55, 3086888), (56, 3031765), (70, 2425412), (77, 2204920), (88, 1929305), (110, 1543444), (140, 1212706), (154, 1102460), (199, 853160), (220, 771722), (277, 612920), (280, 606353), (308, 551230), (385, 440984), (398, 426580), (440, 385861), (554, 306460), (616, 275615), (770, 220492), (796, 213290), (995, 170632), (1108, 153230), (1385, 122584), (1393, 121880), (1540, 110246), (1592, 106645), (1939, 87560), (1990, 85316), (2189, 77560), (2216, 76615), (2770, 61292), (2786, 60940), (3047, 55720), (3080, 55123), (3878, 43780), (3980, 42658), (4378, 38780), (5540, 30646), (5572, 30470), (6094, 27860), (6965, 24376), (7756, 21890), (7960, 21329), (8756, 19390), (9695, 17512), (10945, 15512), (11080, 15323), (11144, 15235), (12188, 13930)]