220176495

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{359}}^1$

素因数の和:450

約数の個数: 128

約数和(自身を含む): 497664000

約数和(自身を除く): 277487505

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 59, 63, 77, 99, 105, 135, 165, 177, 189, 231, 295, 297, 315, 359, 385, 413, 495, 531, 649, 693, 885, 945, 1077, 1155, 1239, 1485, 1593, 1795, 1947, 2065, 2079, 2513, 2655, 3231, 3245, 3465, 3717, 3949, 4543, 5385, 5841, 6195, 7539, 7965, 9693, 9735, 10395, 11151, 11847, 12565, 13629, 16155, 17523, 18585, 19745, 21181, 22617, 22715, 27643, 29205, 35541, 37695, 40887, 48465, 55755, 59235, 63543, 67851, 68145, 82929, 87615, 105905, 106623, 113085, 122661, 138215, 148267, 177705, 190629, 204435, 232991, 248787, 317715, 339255, 414645, 444801, 533115, 571887, 613305, 698973, 741335, 746361, 953145, 1164955, 1243935, 1334403, 1630937, 2096919, 2224005, 2859435, 3494865, 3731805, 4003209, 4892811, 6290757, 6672015, 8154685, 10484595, 14678433, 20016045, 24464055, 31453785, 44035299, 73392165, 220176495]

約数ペア:

[(1, 220176495), (3, 73392165), (5, 44035299), (7, 31453785), (9, 24464055), (11, 20016045), (15, 14678433), (21, 10484595), (27, 8154685), (33, 6672015), (35, 6290757), (45, 4892811), (55, 4003209), (59, 3731805), (63, 3494865), (77, 2859435), (99, 2224005), (105, 2096919), (135, 1630937), (165, 1334403), (177, 1243935), (189, 1164955), (231, 953145), (295, 746361), (297, 741335), (315, 698973), (359, 613305), (385, 571887), (413, 533115), (495, 444801), (531, 414645), (649, 339255), (693, 317715), (885, 248787), (945, 232991), (1077, 204435), (1155, 190629), (1239, 177705), (1485, 148267), (1593, 138215), (1795, 122661), (1947, 113085), (2065, 106623), (2079, 105905), (2513, 87615), (2655, 82929), (3231, 68145), (3245, 67851), (3465, 63543), (3717, 59235), (3949, 55755), (4543, 48465), (5385, 40887), (5841, 37695), (6195, 35541), (7539, 29205), (7965, 27643), (9693, 22715), (9735, 22617), (10395, 21181), (11151, 19745), (11847, 18585), (12565, 17523), (13629, 16155)]