261374256

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4231}}^1$

素因数の和:4272

約数の個数: 160

約数和(自身を含む): 881610240

約数和(自身を除く): 620235984

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 27, 33, 36, 39, 44, 48, 52, 54, 66, 72, 78, 88, 99, 104, 108, 117, 132, 143, 144, 156, 176, 198, 208, 216, 234, 264, 286, 297, 312, 351, 396, 429, 432, 468, 528, 572, 594, 624, 702, 792, 858, 936, 1144, 1188, 1287, 1404, 1584, 1716, 1872, 2288, 2376, 2574, 2808, 3432, 3861, 4231, 4752, 5148, 5616, 6864, 7722, 8462, 10296, 12693, 15444, 16924, 20592, 25386, 30888, 33848, 38079, 46541, 50772, 55003, 61776, 67696, 76158, 93082, 101544, 110006, 114237, 139623, 152316, 165009, 186164, 203088, 220012, 228474, 279246, 304632, 330018, 372328, 418869, 440024, 456948, 495027, 558492, 605033, 609264, 660036, 744656, 837738, 880048, 913896, 990054, 1116984, 1210066, 1256607, 1320072, 1485081, 1675476, 1815099, 1827792, 1980108, 2233968, 2420132, 2513214, 2640144, 2970162, 3350952, 3630198, 3960216, 4840264, 5026428, 5445297, 5940324, 6701904, 7260396, 7920432, 9680528, 10052856, 10890594, 11880648, 14520792, 16335891, 20105712, 21781188, 23761296, 29041584, 32671782, 43562376, 65343564, 87124752, 130687128, 261374256]

約数ペア:

[(1, 261374256), (2, 130687128), (3, 87124752), (4, 65343564), (6, 43562376), (8, 32671782), (9, 29041584), (11, 23761296), (12, 21781188), (13, 20105712), (16, 16335891), (18, 14520792), (22, 11880648), (24, 10890594), (26, 10052856), (27, 9680528), (33, 7920432), (36, 7260396), (39, 6701904), (44, 5940324), (48, 5445297), (52, 5026428), (54, 4840264), (66, 3960216), (72, 3630198), (78, 3350952), (88, 2970162), (99, 2640144), (104, 2513214), (108, 2420132), (117, 2233968), (132, 1980108), (143, 1827792), (144, 1815099), (156, 1675476), (176, 1485081), (198, 1320072), (208, 1256607), (216, 1210066), (234, 1116984), (264, 990054), (286, 913896), (297, 880048), (312, 837738), (351, 744656), (396, 660036), (429, 609264), (432, 605033), (468, 558492), (528, 495027), (572, 456948), (594, 440024), (624, 418869), (702, 372328), (792, 330018), (858, 304632), (936, 279246), (1144, 228474), (1188, 220012), (1287, 203088), (1404, 186164), (1584, 165009), (1716, 152316), (1872, 139623), (2288, 114237), (2376, 110006), (2574, 101544), (2808, 93082), (3432, 76158), (3861, 67696), (4231, 61776), (4752, 55003), (5148, 50772), (5616, 46541), (6864, 38079), (7722, 33848), (8462, 30888), (10296, 25386), (12693, 20592), (15444, 16924)]