71878356

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{569}}^1$

素因数の和:630

約数の個数: 108

約数和(自身を含む): 206961300

約数和(自身を除く): 135082944

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 29, 33, 36, 44, 58, 66, 87, 99, 116, 121, 132, 174, 198, 242, 261, 319, 348, 363, 396, 484, 522, 569, 638, 726, 957, 1044, 1089, 1138, 1276, 1452, 1707, 1914, 2178, 2276, 2871, 3414, 3509, 3828, 4356, 5121, 5742, 6259, 6828, 7018, 10242, 10527, 11484, 12518, 14036, 16501, 18777, 20484, 21054, 25036, 31581, 33002, 37554, 42108, 49503, 56331, 63162, 66004, 68849, 75108, 99006, 112662, 126324, 137698, 148509, 181511, 198012, 206547, 225324, 275396, 297018, 363022, 413094, 544533, 594036, 619641, 726044, 826188, 1089066, 1239282, 1633599, 1996621, 2178132, 2478564, 3267198, 3993242, 5989863, 6534396, 7986484, 11979726, 17969589, 23959452, 35939178, 71878356]

約数ペア:

[(1, 71878356), (2, 35939178), (3, 23959452), (4, 17969589), (6, 11979726), (9, 7986484), (11, 6534396), (12, 5989863), (18, 3993242), (22, 3267198), (29, 2478564), (33, 2178132), (36, 1996621), (44, 1633599), (58, 1239282), (66, 1089066), (87, 826188), (99, 726044), (116, 619641), (121, 594036), (132, 544533), (174, 413094), (198, 363022), (242, 297018), (261, 275396), (319, 225324), (348, 206547), (363, 198012), (396, 181511), (484, 148509), (522, 137698), (569, 126324), (638, 112662), (726, 99006), (957, 75108), (1044, 68849), (1089, 66004), (1138, 63162), (1276, 56331), (1452, 49503), (1707, 42108), (1914, 37554), (2178, 33002), (2276, 31581), (2871, 25036), (3414, 21054), (3509, 20484), (3828, 18777), (4356, 16501), (5121, 14036), (5742, 12518), (6259, 11484), (6828, 10527), (7018, 10242)]