253725472

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^2$

素因数の和:219

約数の個数: 144

約数和(自身を含む): 678307392

約数和(自身を除く): 424581920

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 77, 88, 89, 91, 104, 112, 143, 154, 176, 178, 182, 208, 224, 286, 308, 352, 356, 364, 416, 572, 616, 623, 712, 728, 979, 1001, 1144, 1157, 1232, 1246, 1424, 1456, 1958, 2002, 2288, 2314, 2464, 2492, 2848, 2912, 3916, 4004, 4576, 4628, 4984, 6853, 7832, 7921, 8008, 8099, 9256, 9968, 12727, 13706, 15664, 15842, 16016, 16198, 18512, 19936, 25454, 27412, 31328, 31684, 32032, 32396, 37024, 50908, 54824, 55447, 63368, 64792, 87131, 89089, 101816, 102973, 109648, 110894, 126736, 129584, 174262, 178178, 203632, 205946, 219296, 221788, 253472, 259168, 348524, 356356, 407264, 411892, 443576, 609917, 697048, 712712, 720811, 823784, 887152, 1132703, 1219834, 1394096, 1425424, 1441622, 1647568, 1774304, 2265406, 2439668, 2788192, 2850848, 2883244, 3295136, 4530812, 4879336, 5766488, 7928921, 9061624, 9758672, 11532976, 15857842, 18123248, 19517344, 23065952, 31715684, 36246496, 63431368, 126862736, 253725472]

約数ペア:

[(1, 253725472), (2, 126862736), (4, 63431368), (7, 36246496), (8, 31715684), (11, 23065952), (13, 19517344), (14, 18123248), (16, 15857842), (22, 11532976), (26, 9758672), (28, 9061624), (32, 7928921), (44, 5766488), (52, 4879336), (56, 4530812), (77, 3295136), (88, 2883244), (89, 2850848), (91, 2788192), (104, 2439668), (112, 2265406), (143, 1774304), (154, 1647568), (176, 1441622), (178, 1425424), (182, 1394096), (208, 1219834), (224, 1132703), (286, 887152), (308, 823784), (352, 720811), (356, 712712), (364, 697048), (416, 609917), (572, 443576), (616, 411892), (623, 407264), (712, 356356), (728, 348524), (979, 259168), (1001, 253472), (1144, 221788), (1157, 219296), (1232, 205946), (1246, 203632), (1424, 178178), (1456, 174262), (1958, 129584), (2002, 126736), (2288, 110894), (2314, 109648), (2464, 102973), (2492, 101816), (2848, 89089), (2912, 87131), (3916, 64792), (4004, 63368), (4576, 55447), (4628, 54824), (4984, 50908), (6853, 37024), (7832, 32396), (7921, 32032), (8008, 31684), (8099, 31328), (9256, 27412), (9968, 25454), (12727, 19936), (13706, 18512), (15664, 16198), (15842, 16016)]