194558490

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{331}}^1$

素因数の和:665

約数の個数: 128

約数和(自身を含む): 596643840

約数和(自身を除く): 402085350

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 311, 315, 331, 378, 622, 630, 662, 933, 945, 993, 1555, 1655, 1866, 1890, 1986, 2177, 2317, 2799, 2979, 3110, 3310, 4354, 4634, 4665, 4965, 5598, 5958, 6531, 6951, 8397, 8937, 9330, 9930, 10885, 11585, 13062, 13902, 13995, 14895, 16794, 17874, 19593, 20853, 21770, 23170, 27990, 29790, 32655, 34755, 39186, 41706, 41985, 44685, 58779, 62559, 65310, 69510, 83970, 89370, 97965, 102941, 104265, 117558, 125118, 195930, 205882, 208530, 293895, 308823, 312795, 514705, 587790, 617646, 625590, 720587, 926469, 1029410, 1441174, 1544115, 1852938, 2161761, 2779407, 3088230, 3602935, 4323522, 4632345, 5558814, 6485283, 7205870, 9264690, 10808805, 12970566, 13897035, 19455849, 21617610, 27794070, 32426415, 38911698, 64852830, 97279245, 194558490]

約数ペア:

[(1, 194558490), (2, 97279245), (3, 64852830), (5, 38911698), (6, 32426415), (7, 27794070), (9, 21617610), (10, 19455849), (14, 13897035), (15, 12970566), (18, 10808805), (21, 9264690), (27, 7205870), (30, 6485283), (35, 5558814), (42, 4632345), (45, 4323522), (54, 3602935), (63, 3088230), (70, 2779407), (90, 2161761), (105, 1852938), (126, 1544115), (135, 1441174), (189, 1029410), (210, 926469), (270, 720587), (311, 625590), (315, 617646), (331, 587790), (378, 514705), (622, 312795), (630, 308823), (662, 293895), (933, 208530), (945, 205882), (993, 195930), (1555, 125118), (1655, 117558), (1866, 104265), (1890, 102941), (1986, 97965), (2177, 89370), (2317, 83970), (2799, 69510), (2979, 65310), (3110, 62559), (3310, 58779), (4354, 44685), (4634, 41985), (4665, 41706), (4965, 39186), (5598, 34755), (5958, 32655), (6531, 29790), (6951, 27990), (8397, 23170), (8937, 21770), (9330, 20853), (9930, 19593), (10885, 17874), (11585, 16794), (13062, 14895), (13902, 13995)]