15911728

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:230

約数の個数: 80

約数和(自身を含む): 38193984

約数和(自身を除く): 22282256

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 61, 68, 112, 119, 122, 136, 137, 238, 244, 272, 274, 427, 476, 488, 548, 854, 952, 959, 976, 1037, 1096, 1708, 1904, 1918, 2074, 2192, 2329, 3416, 3836, 4148, 4658, 6832, 7259, 7672, 8296, 8357, 9316, 14518, 15344, 16303, 16592, 16714, 18632, 29036, 32606, 33428, 37264, 58072, 58499, 65212, 66856, 116144, 116998, 130424, 133712, 142069, 233996, 260848, 284138, 467992, 568276, 935984, 994483, 1136552, 1988966, 2273104, 3977932, 7955864, 15911728]

約数ペア:

[(1, 15911728), (2, 7955864), (4, 3977932), (7, 2273104), (8, 1988966), (14, 1136552), (16, 994483), (17, 935984), (28, 568276), (34, 467992), (56, 284138), (61, 260848), (68, 233996), (112, 142069), (119, 133712), (122, 130424), (136, 116998), (137, 116144), (238, 66856), (244, 65212), (272, 58499), (274, 58072), (427, 37264), (476, 33428), (488, 32606), (548, 29036), (854, 18632), (952, 16714), (959, 16592), (976, 16303), (1037, 15344), (1096, 14518), (1708, 9316), (1904, 8357), (1918, 8296), (2074, 7672), (2192, 7259), (2329, 6832), (3416, 4658), (3836, 4148)]