72991474948

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1\times {\mathrm{1051}}^1$

素因数の和:1242

約数の個数: 144

約数和(自身を含む): 157948963200

約数和(自身を除く): 84957488252

約数列:

[1, 2, 4, 7, 14, 28, 29, 31, 58, 62, 89, 116, 124, 178, 203, 217, 356, 406, 434, 623, 812, 868, 899, 961, 1051, 1246, 1798, 1922, 2102, 2492, 2581, 2759, 3596, 3844, 4204, 5162, 5518, 6293, 6727, 7357, 10324, 11036, 12586, 13454, 14714, 18067, 19313, 25172, 26908, 27869, 29428, 30479, 32581, 36134, 38626, 55738, 60958, 65162, 72268, 77252, 80011, 85529, 93539, 111476, 121916, 130324, 160022, 171058, 187078, 195083, 213353, 228067, 320044, 342116, 374156, 390166, 426706, 456134, 560077, 598703, 654773, 780332, 853412, 912268, 944849, 1010011, 1120154, 1197406, 1309546, 1889698, 2020022, 2240308, 2394812, 2480341, 2619092, 2712631, 2899709, 3779396, 4040044, 4960682, 5425262, 5799418, 6613943, 7070077, 9921364, 10850524, 11598836, 13227886, 14140154, 17362387, 18988417, 20297963, 26455772, 28280308, 29290319, 34724774, 37976834, 40595926, 58580638, 69449548, 75953668, 81191852, 84091561, 89890979, 117161276, 168183122, 179781958, 205032233, 336366244, 359563916, 410064466, 588640927, 629236853, 820128932, 1177281854, 1258473706, 2354563708, 2516947412, 2606838391, 5213676782, 10427353564, 18247868737, 36495737474, 72991474948]

約数ペア:

[(1, 72991474948), (2, 36495737474), (4, 18247868737), (7, 10427353564), (14, 5213676782), (28, 2606838391), (29, 2516947412), (31, 2354563708), (58, 1258473706), (62, 1177281854), (89, 820128932), (116, 629236853), (124, 588640927), (178, 410064466), (203, 359563916), (217, 336366244), (356, 205032233), (406, 179781958), (434, 168183122), (623, 117161276), (812, 89890979), (868, 84091561), (899, 81191852), (961, 75953668), (1051, 69449548), (1246, 58580638), (1798, 40595926), (1922, 37976834), (2102, 34724774), (2492, 29290319), (2581, 28280308), (2759, 26455772), (3596, 20297963), (3844, 18988417), (4204, 17362387), (5162, 14140154), (5518, 13227886), (6293, 11598836), (6727, 10850524), (7357, 9921364), (10324, 7070077), (11036, 6613943), (12586, 5799418), (13454, 5425262), (14714, 4960682), (18067, 4040044), (19313, 3779396), (25172, 2899709), (26908, 2712631), (27869, 2619092), (29428, 2480341), (30479, 2394812), (32581, 2240308), (36134, 2020022), (38626, 1889698), (55738, 1309546), (60958, 1197406), (65162, 1120154), (72268, 1010011), (77252, 944849), (80011, 912268), (85529, 853412), (93539, 780332), (111476, 654773), (121916, 598703), (130324, 560077), (160022, 456134), (171058, 426706), (187078, 390166), (195083, 374156), (213353, 342116), (228067, 320044)]