257569728

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2789}}^1$

素因数の和:2854

約数の個数: 112

約数和(自身を含む): 754014240

約数和(自身を除く): 496444512

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 37, 39, 48, 52, 64, 74, 78, 96, 104, 111, 148, 156, 192, 208, 222, 296, 312, 416, 444, 481, 592, 624, 832, 888, 962, 1184, 1248, 1443, 1776, 1924, 2368, 2496, 2789, 2886, 3552, 3848, 5578, 5772, 7104, 7696, 8367, 11156, 11544, 15392, 16734, 22312, 23088, 30784, 33468, 36257, 44624, 46176, 66936, 72514, 89248, 92352, 103193, 108771, 133872, 145028, 178496, 206386, 217542, 267744, 290056, 309579, 412772, 435084, 535488, 580112, 619158, 825544, 870168, 1160224, 1238316, 1341509, 1651088, 1740336, 2320448, 2476632, 2683018, 3302176, 3480672, 4024527, 4953264, 5366036, 6604352, 6961344, 8049054, 9906528, 10732072, 16098108, 19813056, 21464144, 32196216, 42928288, 64392432, 85856576, 128784864, 257569728]

約数ペア:

[(1, 257569728), (2, 128784864), (3, 85856576), (4, 64392432), (6, 42928288), (8, 32196216), (12, 21464144), (13, 19813056), (16, 16098108), (24, 10732072), (26, 9906528), (32, 8049054), (37, 6961344), (39, 6604352), (48, 5366036), (52, 4953264), (64, 4024527), (74, 3480672), (78, 3302176), (96, 2683018), (104, 2476632), (111, 2320448), (148, 1740336), (156, 1651088), (192, 1341509), (208, 1238316), (222, 1160224), (296, 870168), (312, 825544), (416, 619158), (444, 580112), (481, 535488), (592, 435084), (624, 412772), (832, 309579), (888, 290056), (962, 267744), (1184, 217542), (1248, 206386), (1443, 178496), (1776, 145028), (1924, 133872), (2368, 108771), (2496, 103193), (2789, 92352), (2886, 89248), (3552, 72514), (3848, 66936), (5578, 46176), (5772, 44624), (7104, 36257), (7696, 33468), (8367, 30784), (11156, 23088), (11544, 22312), (15392, 16734)]