208754325

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 438721920

約数和(自身を除く): 229967595

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 29, 39, 45, 65, 69, 75, 87, 107, 115, 117, 145, 195, 207, 225, 261, 299, 321, 325, 345, 377, 435, 535, 575, 585, 667, 725, 897, 963, 975, 1035, 1131, 1305, 1391, 1495, 1605, 1725, 1885, 2001, 2175, 2461, 2675, 2691, 2925, 3103, 3335, 3393, 4173, 4485, 4815, 5175, 5655, 6003, 6525, 6955, 7383, 7475, 8025, 8671, 9309, 9425, 10005, 12305, 12519, 13455, 15515, 16675, 16965, 20865, 22149, 22425, 24075, 26013, 27927, 28275, 30015, 31993, 34775, 36915, 40339, 43355, 46545, 50025, 61525, 62595, 67275, 71369, 77575, 78039, 84825, 95979, 104325, 110745, 121017, 130065, 139635, 150075, 159965, 184575, 201695, 214107, 216775, 232725, 287937, 312975, 356845, 363051, 390195, 479895, 553725, 605085, 642321, 650325, 698175, 799825, 927797, 1008475, 1070535, 1439685, 1784225, 1815255, 1950975, 2399475, 2783391, 3025425, 3211605, 4638985, 5352675, 7198425, 8350173, 9076275, 13916955, 16058025, 23194925, 41750865, 69584775, 208754325]

約数ペア:

[(1, 208754325), (3, 69584775), (5, 41750865), (9, 23194925), (13, 16058025), (15, 13916955), (23, 9076275), (25, 8350173), (29, 7198425), (39, 5352675), (45, 4638985), (65, 3211605), (69, 3025425), (75, 2783391), (87, 2399475), (107, 1950975), (115, 1815255), (117, 1784225), (145, 1439685), (195, 1070535), (207, 1008475), (225, 927797), (261, 799825), (299, 698175), (321, 650325), (325, 642321), (345, 605085), (377, 553725), (435, 479895), (535, 390195), (575, 363051), (585, 356845), (667, 312975), (725, 287937), (897, 232725), (963, 216775), (975, 214107), (1035, 201695), (1131, 184575), (1305, 159965), (1391, 150075), (1495, 139635), (1605, 130065), (1725, 121017), (1885, 110745), (2001, 104325), (2175, 95979), (2461, 84825), (2675, 78039), (2691, 77575), (2925, 71369), (3103, 67275), (3335, 62595), (3393, 61525), (4173, 50025), (4485, 46545), (4815, 43355), (5175, 40339), (5655, 36915), (6003, 34775), (6525, 31993), (6955, 30015), (7383, 28275), (7475, 27927), (8025, 26013), (8671, 24075), (9309, 22425), (9425, 22149), (10005, 20865), (12305, 16965), (12519, 16675), (13455, 15515)]