638049510

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:367

約数の個数: 192

約数和(自身を含む): 1961511552

約数和(自身を除く): 1323462042

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 53, 63, 70, 90, 97, 105, 106, 126, 159, 194, 197, 210, 265, 291, 315, 318, 371, 394, 477, 485, 530, 582, 591, 630, 679, 742, 795, 873, 954, 970, 985, 1113, 1182, 1358, 1379, 1455, 1590, 1746, 1773, 1855, 1970, 2037, 2226, 2385, 2758, 2910, 2955, 3339, 3395, 3546, 3710, 4074, 4137, 4365, 4770, 5141, 5565, 5910, 6111, 6678, 6790, 6895, 8274, 8730, 8865, 10185, 10282, 10441, 11130, 12222, 12411, 13790, 15423, 16695, 17730, 19109, 20370, 20685, 20882, 24822, 25705, 30555, 30846, 31323, 33390, 35987, 38218, 41370, 46269, 51410, 52205, 57327, 61110, 62055, 62646, 71974, 73087, 77115, 92538, 93969, 95545, 104410, 107961, 114654, 124110, 133763, 146174, 154230, 156615, 171981, 179935, 187938, 191090, 215922, 219261, 231345, 267526, 286635, 313230, 323883, 343962, 359870, 365435, 401289, 438522, 462690, 469845, 539805, 573270, 647766, 657783, 668815, 730870, 802578, 859905, 939690, 1012777, 1079610, 1096305, 1203867, 1315566, 1337630, 1619415, 1719810, 2006445, 2025554, 2192610, 2407734, 3038331, 3238830, 3288915, 4012890, 5063885, 6019335, 6076662, 6577830, 7089439, 9114993, 10127770, 12038670, 14178878, 15191655, 18229986, 21268317, 30383310, 35447195, 42536634, 45574965, 63804951, 70894390, 91149930, 106341585, 127609902, 212683170, 319024755, 638049510]

約数ペア:

[(1, 638049510), (2, 319024755), (3, 212683170), (5, 127609902), (6, 106341585), (7, 91149930), (9, 70894390), (10, 63804951), (14, 45574965), (15, 42536634), (18, 35447195), (21, 30383310), (30, 21268317), (35, 18229986), (42, 15191655), (45, 14178878), (53, 12038670), (63, 10127770), (70, 9114993), (90, 7089439), (97, 6577830), (105, 6076662), (106, 6019335), (126, 5063885), (159, 4012890), (194, 3288915), (197, 3238830), (210, 3038331), (265, 2407734), (291, 2192610), (315, 2025554), (318, 2006445), (371, 1719810), (394, 1619415), (477, 1337630), (485, 1315566), (530, 1203867), (582, 1096305), (591, 1079610), (630, 1012777), (679, 939690), (742, 859905), (795, 802578), (873, 730870), (954, 668815), (970, 657783), (985, 647766), (1113, 573270), (1182, 539805), (1358, 469845), (1379, 462690), (1455, 438522), (1590, 401289), (1746, 365435), (1773, 359870), (1855, 343962), (1970, 323883), (2037, 313230), (2226, 286635), (2385, 267526), (2758, 231345), (2910, 219261), (2955, 215922), (3339, 191090), (3395, 187938), (3546, 179935), (3710, 171981), (4074, 156615), (4137, 154230), (4365, 146174), (4770, 133763), (5141, 124110), (5565, 114654), (5910, 107961), (6111, 104410), (6678, 95545), (6790, 93969), (6895, 92538), (8274, 77115), (8730, 73087), (8865, 71974), (10185, 62646), (10282, 62055), (10441, 61110), (11130, 57327), (12222, 52205), (12411, 51410), (13790, 46269), (15423, 41370), (16695, 38218), (17730, 35987), (19109, 33390), (20370, 31323), (20685, 30846), (20882, 30555), (24822, 25705)]