668834145

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 192

約数和(自身を含む): 1508966400

約数和(自身を除く): 840132255

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 31, 35, 45, 51, 63, 79, 85, 93, 105, 119, 135, 153, 155, 189, 217, 237, 255, 279, 289, 315, 357, 395, 459, 465, 527, 553, 595, 651, 711, 765, 837, 867, 945, 1071, 1085, 1185, 1343, 1395, 1445, 1581, 1659, 1785, 1953, 2023, 2133, 2295, 2449, 2601, 2635, 2765, 3213, 3255, 3555, 3689, 4029, 4185, 4335, 4743, 4977, 5355, 5859, 6069, 6715, 7347, 7803, 7905, 8295, 8959, 9401, 9765, 10115, 10665, 11067, 12087, 12245, 13005, 14229, 14931, 16065, 17143, 18207, 18445, 20145, 22041, 22831, 23715, 24885, 26877, 28203, 29295, 30345, 33201, 36261, 36735, 39015, 41633, 44795, 47005, 51429, 54621, 55335, 60435, 62713, 66123, 68493, 71145, 74655, 80631, 84609, 85715, 91035, 99603, 110205, 114155, 124899, 134385, 141015, 154287, 159817, 166005, 181305, 188139, 205479, 208165, 241893, 253827, 257145, 273105, 291431, 313565, 330615, 342465, 374697, 403155, 423045, 462861, 479451, 498015, 564417, 616437, 624495, 707761, 771435, 799085, 874293, 940695, 1027395, 1124091, 1209465, 1269135, 1438353, 1457155, 1693251, 1873485, 2123283, 2314305, 2397255, 2622879, 2822085, 3082185, 3538805, 4315059, 4371465, 4954327, 5620455, 6369849, 7191765, 7868637, 8466255, 10616415, 13114395, 14862981, 19109547, 21575295, 24771635, 31849245, 39343185, 44588943, 74314905, 95547735, 133766829, 222944715, 668834145]

約数ペア:

[(1, 668834145), (3, 222944715), (5, 133766829), (7, 95547735), (9, 74314905), (15, 44588943), (17, 39343185), (21, 31849245), (27, 24771635), (31, 21575295), (35, 19109547), (45, 14862981), (51, 13114395), (63, 10616415), (79, 8466255), (85, 7868637), (93, 7191765), (105, 6369849), (119, 5620455), (135, 4954327), (153, 4371465), (155, 4315059), (189, 3538805), (217, 3082185), (237, 2822085), (255, 2622879), (279, 2397255), (289, 2314305), (315, 2123283), (357, 1873485), (395, 1693251), (459, 1457155), (465, 1438353), (527, 1269135), (553, 1209465), (595, 1124091), (651, 1027395), (711, 940695), (765, 874293), (837, 799085), (867, 771435), (945, 707761), (1071, 624495), (1085, 616437), (1185, 564417), (1343, 498015), (1395, 479451), (1445, 462861), (1581, 423045), (1659, 403155), (1785, 374697), (1953, 342465), (2023, 330615), (2133, 313565), (2295, 291431), (2449, 273105), (2601, 257145), (2635, 253827), (2765, 241893), (3213, 208165), (3255, 205479), (3555, 188139), (3689, 181305), (4029, 166005), (4185, 159817), (4335, 154287), (4743, 141015), (4977, 134385), (5355, 124899), (5859, 114155), (6069, 110205), (6715, 99603), (7347, 91035), (7803, 85715), (7905, 84609), (8295, 80631), (8959, 74655), (9401, 71145), (9765, 68493), (10115, 66123), (10665, 62713), (11067, 60435), (12087, 55335), (12245, 54621), (13005, 51429), (14229, 47005), (14931, 44795), (16065, 41633), (17143, 39015), (18207, 36735), (18445, 36261), (20145, 33201), (22041, 30345), (22831, 29295), (23715, 28203), (24885, 26877)]