221784108

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{919}}^1$

素因数の和:976

約数の個数: 144

約数和(自身を含む): 678827520

約数和(自身を除く): 457043412

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 17, 21, 26, 28, 34, 39, 42, 51, 52, 68, 78, 84, 91, 102, 119, 156, 169, 182, 204, 221, 238, 273, 338, 357, 364, 442, 476, 507, 546, 663, 676, 714, 884, 919, 1014, 1092, 1183, 1326, 1428, 1547, 1838, 2028, 2366, 2652, 2757, 2873, 3094, 3549, 3676, 4641, 4732, 5514, 5746, 6188, 6433, 7098, 8619, 9282, 11028, 11492, 11947, 12866, 14196, 15623, 17238, 18564, 19299, 20111, 23894, 25732, 31246, 34476, 35841, 38598, 40222, 46869, 47788, 60333, 62492, 71682, 77196, 80444, 83629, 93738, 109361, 120666, 143364, 155311, 167258, 187476, 203099, 218722, 241332, 250887, 310622, 328083, 334516, 406198, 437444, 465933, 501774, 609297, 621244, 656166, 812396, 931866, 1003548, 1087177, 1218594, 1312332, 1421693, 1863732, 2174354, 2437188, 2640287, 2843386, 3261531, 4265079, 4348708, 5280574, 5686772, 6523062, 7920861, 8530158, 10561148, 13046124, 15841722, 17060316, 18482009, 31683444, 36964018, 55446027, 73928036, 110892054, 221784108]

約数ペア:

[(1, 221784108), (2, 110892054), (3, 73928036), (4, 55446027), (6, 36964018), (7, 31683444), (12, 18482009), (13, 17060316), (14, 15841722), (17, 13046124), (21, 10561148), (26, 8530158), (28, 7920861), (34, 6523062), (39, 5686772), (42, 5280574), (51, 4348708), (52, 4265079), (68, 3261531), (78, 2843386), (84, 2640287), (91, 2437188), (102, 2174354), (119, 1863732), (156, 1421693), (169, 1312332), (182, 1218594), (204, 1087177), (221, 1003548), (238, 931866), (273, 812396), (338, 656166), (357, 621244), (364, 609297), (442, 501774), (476, 465933), (507, 437444), (546, 406198), (663, 334516), (676, 328083), (714, 310622), (884, 250887), (919, 241332), (1014, 218722), (1092, 203099), (1183, 187476), (1326, 167258), (1428, 155311), (1547, 143364), (1838, 120666), (2028, 109361), (2366, 93738), (2652, 83629), (2757, 80444), (2873, 77196), (3094, 71682), (3549, 62492), (3676, 60333), (4641, 47788), (4732, 46869), (5514, 40222), (5746, 38598), (6188, 35841), (6433, 34476), (7098, 31246), (8619, 25732), (9282, 23894), (11028, 20111), (11492, 19299), (11947, 18564), (12866, 17238), (14196, 15623)]