28648656

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1$

素因数の和:353

約数の個数: 120

約数和(自身を含む): 86983520

約数和(自身を除く): 58334864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 37, 38, 48, 57, 72, 74, 76, 111, 114, 144, 148, 152, 171, 222, 228, 283, 296, 304, 333, 342, 444, 456, 566, 592, 666, 684, 703, 849, 888, 912, 1132, 1332, 1368, 1406, 1698, 1776, 2109, 2264, 2547, 2664, 2736, 2812, 3396, 4218, 4528, 5094, 5328, 5377, 5624, 6327, 6792, 8436, 10188, 10471, 10754, 11248, 12654, 13584, 16131, 16872, 20376, 20942, 21508, 25308, 31413, 32262, 33744, 40752, 41884, 43016, 48393, 50616, 62826, 64524, 83768, 86032, 94239, 96786, 101232, 125652, 129048, 167536, 188478, 193572, 198949, 251304, 258096, 376956, 387144, 397898, 502608, 596847, 753912, 774288, 795796, 1193694, 1507824, 1591592, 1790541, 2387388, 3183184, 3581082, 4774776, 7162164, 9549552, 14324328, 28648656]

約数ペア:

[(1, 28648656), (2, 14324328), (3, 9549552), (4, 7162164), (6, 4774776), (8, 3581082), (9, 3183184), (12, 2387388), (16, 1790541), (18, 1591592), (19, 1507824), (24, 1193694), (36, 795796), (37, 774288), (38, 753912), (48, 596847), (57, 502608), (72, 397898), (74, 387144), (76, 376956), (111, 258096), (114, 251304), (144, 198949), (148, 193572), (152, 188478), (171, 167536), (222, 129048), (228, 125652), (283, 101232), (296, 96786), (304, 94239), (333, 86032), (342, 83768), (444, 64524), (456, 62826), (566, 50616), (592, 48393), (666, 43016), (684, 41884), (703, 40752), (849, 33744), (888, 32262), (912, 31413), (1132, 25308), (1332, 21508), (1368, 20942), (1406, 20376), (1698, 16872), (1776, 16131), (2109, 13584), (2264, 12654), (2547, 11248), (2664, 10754), (2736, 10471), (2812, 10188), (3396, 8436), (4218, 6792), (4528, 6327), (5094, 5624), (5328, 5377)]