205494240

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{8737}}^1$

素因数の和:8769

約数の個数: 144

約数和(自身を含む): 753075792

約数和(自身を除く): 547581552

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 8737, 11760, 17474, 23520, 26211, 34948, 43685, 52422, 61159, 69896, 87370, 104844, 122318, 131055, 139792, 174740, 183477, 209688, 244636, 262110, 279584, 305795, 349480, 366954, 419376, 428113, 489272, 524220, 611590, 698960, 733908, 838752, 856226, 917385, 978544, 1048440, 1223180, 1284339, 1397920, 1467816, 1712452, 1834770, 1957088, 2096880, 2140565, 2446360, 2568678, 2935632, 3424904, 3669540, 4193760, 4281130, 4892720, 5137356, 5871264, 6421695, 6849808, 7339080, 8562260, 9785440, 10274712, 12843390, 13699616, 14678160, 17124520, 20549424, 25686780, 29356320, 34249040, 41098848, 51373560, 68498080, 102747120, 205494240]

約数ペア:

[(1, 205494240), (2, 102747120), (3, 68498080), (4, 51373560), (5, 41098848), (6, 34249040), (7, 29356320), (8, 25686780), (10, 20549424), (12, 17124520), (14, 14678160), (15, 13699616), (16, 12843390), (20, 10274712), (21, 9785440), (24, 8562260), (28, 7339080), (30, 6849808), (32, 6421695), (35, 5871264), (40, 5137356), (42, 4892720), (48, 4281130), (49, 4193760), (56, 3669540), (60, 3424904), (70, 2935632), (80, 2568678), (84, 2446360), (96, 2140565), (98, 2096880), (105, 1957088), (112, 1834770), (120, 1712452), (140, 1467816), (147, 1397920), (160, 1284339), (168, 1223180), (196, 1048440), (210, 978544), (224, 917385), (240, 856226), (245, 838752), (280, 733908), (294, 698960), (336, 611590), (392, 524220), (420, 489272), (480, 428113), (490, 419376), (560, 366954), (588, 349480), (672, 305795), (735, 279584), (784, 262110), (840, 244636), (980, 209688), (1120, 183477), (1176, 174740), (1470, 139792), (1568, 131055), (1680, 122318), (1960, 104844), (2352, 87370), (2940, 69896), (3360, 61159), (3920, 52422), (4704, 43685), (5880, 34948), (7840, 26211), (8737, 23520), (11760, 17474)]