71821464

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1231}}^1$

素因数の和:1281

約数の個数: 128

約数和(自身を含む): 223534080

約数和(自身を除く): 151712616

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 17, 22, 24, 26, 33, 34, 39, 44, 51, 52, 66, 68, 78, 88, 102, 104, 132, 136, 143, 156, 187, 204, 221, 264, 286, 312, 374, 408, 429, 442, 561, 572, 663, 748, 858, 884, 1122, 1144, 1231, 1326, 1496, 1716, 1768, 2244, 2431, 2462, 2652, 3432, 3693, 4488, 4862, 4924, 5304, 7293, 7386, 9724, 9848, 13541, 14586, 14772, 16003, 19448, 20927, 27082, 29172, 29544, 32006, 40623, 41854, 48009, 54164, 58344, 62781, 64012, 81246, 83708, 96018, 108328, 125562, 128024, 162492, 167416, 176033, 192036, 230197, 251124, 272051, 324984, 352066, 384072, 460394, 502248, 528099, 544102, 690591, 704132, 816153, 920788, 1056198, 1088204, 1381182, 1408264, 1632306, 1841576, 2112396, 2176408, 2762364, 2992561, 3264612, 4224792, 5524728, 5985122, 6529224, 8977683, 11970244, 17955366, 23940488, 35910732, 71821464]

約数ペア:

[(1, 71821464), (2, 35910732), (3, 23940488), (4, 17955366), (6, 11970244), (8, 8977683), (11, 6529224), (12, 5985122), (13, 5524728), (17, 4224792), (22, 3264612), (24, 2992561), (26, 2762364), (33, 2176408), (34, 2112396), (39, 1841576), (44, 1632306), (51, 1408264), (52, 1381182), (66, 1088204), (68, 1056198), (78, 920788), (88, 816153), (102, 704132), (104, 690591), (132, 544102), (136, 528099), (143, 502248), (156, 460394), (187, 384072), (204, 352066), (221, 324984), (264, 272051), (286, 251124), (312, 230197), (374, 192036), (408, 176033), (429, 167416), (442, 162492), (561, 128024), (572, 125562), (663, 108328), (748, 96018), (858, 83708), (884, 81246), (1122, 64012), (1144, 62781), (1231, 58344), (1326, 54164), (1496, 48009), (1716, 41854), (1768, 40623), (2244, 32006), (2431, 29544), (2462, 29172), (2652, 27082), (3432, 20927), (3693, 19448), (4488, 16003), (4862, 14772), (4924, 14586), (5304, 13541), (7293, 9848), (7386, 9724)]