74642868

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:182

約数の個数: 144

約数和(自身を含む): 212284800

約数和(自身を除く): 137641932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 29, 36, 38, 53, 57, 58, 71, 76, 87, 106, 114, 116, 142, 159, 171, 174, 212, 213, 228, 261, 284, 318, 342, 348, 426, 477, 522, 551, 636, 639, 684, 852, 954, 1007, 1044, 1102, 1278, 1349, 1537, 1653, 1908, 2014, 2059, 2204, 2556, 2698, 3021, 3074, 3306, 3763, 4028, 4047, 4118, 4611, 4959, 5396, 6042, 6148, 6177, 6612, 7526, 8094, 8236, 9063, 9222, 9918, 11289, 12084, 12141, 12354, 13833, 15052, 16188, 18126, 18444, 18531, 19836, 22578, 24282, 24708, 27666, 29203, 33867, 36252, 37062, 39121, 45156, 48564, 55332, 58406, 67734, 71497, 74124, 78242, 87609, 109127, 116812, 117363, 135468, 142994, 156484, 175218, 214491, 218254, 234726, 262827, 285988, 327381, 350436, 352089, 428982, 436508, 469452, 525654, 643473, 654762, 704178, 857964, 982143, 1051308, 1286946, 1309524, 1408356, 1964286, 2073413, 2573892, 3928572, 4146826, 6220239, 8293652, 12440478, 18660717, 24880956, 37321434, 74642868]

約数ペア:

[(1, 74642868), (2, 37321434), (3, 24880956), (4, 18660717), (6, 12440478), (9, 8293652), (12, 6220239), (18, 4146826), (19, 3928572), (29, 2573892), (36, 2073413), (38, 1964286), (53, 1408356), (57, 1309524), (58, 1286946), (71, 1051308), (76, 982143), (87, 857964), (106, 704178), (114, 654762), (116, 643473), (142, 525654), (159, 469452), (171, 436508), (174, 428982), (212, 352089), (213, 350436), (228, 327381), (261, 285988), (284, 262827), (318, 234726), (342, 218254), (348, 214491), (426, 175218), (477, 156484), (522, 142994), (551, 135468), (636, 117363), (639, 116812), (684, 109127), (852, 87609), (954, 78242), (1007, 74124), (1044, 71497), (1102, 67734), (1278, 58406), (1349, 55332), (1537, 48564), (1653, 45156), (1908, 39121), (2014, 37062), (2059, 36252), (2204, 33867), (2556, 29203), (2698, 27666), (3021, 24708), (3074, 24282), (3306, 22578), (3763, 19836), (4028, 18531), (4047, 18444), (4118, 18126), (4611, 16188), (4959, 15052), (5396, 13833), (6042, 12354), (6148, 12141), (6177, 12084), (6612, 11289), (7526, 9918), (8094, 9222), (8236, 9063)]