78981048

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:326

約数の個数: 128

約数和(自身を含む): 235483200

約数和(自身を除く): 156502152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 102, 108, 136, 137, 153, 157, 204, 216, 274, 306, 314, 408, 411, 459, 471, 548, 612, 628, 822, 918, 942, 1096, 1224, 1233, 1256, 1413, 1644, 1836, 1884, 2329, 2466, 2669, 2826, 3288, 3672, 3699, 3768, 4239, 4658, 4932, 5338, 5652, 6987, 7398, 8007, 8478, 9316, 9864, 10676, 11304, 13974, 14796, 16014, 16956, 18632, 20961, 21352, 21509, 24021, 27948, 29592, 32028, 33912, 41922, 43018, 48042, 55896, 62883, 64056, 64527, 72063, 83844, 86036, 96084, 125766, 129054, 144126, 167688, 172072, 192168, 193581, 251532, 258108, 288252, 365653, 387162, 503064, 516216, 576504, 580743, 731306, 774324, 1096959, 1161486, 1462612, 1548648, 2193918, 2322972, 2925224, 3290877, 4387836, 4645944, 6581754, 8775672, 9872631, 13163508, 19745262, 26327016, 39490524, 78981048]

約数ペア:

[(1, 78981048), (2, 39490524), (3, 26327016), (4, 19745262), (6, 13163508), (8, 9872631), (9, 8775672), (12, 6581754), (17, 4645944), (18, 4387836), (24, 3290877), (27, 2925224), (34, 2322972), (36, 2193918), (51, 1548648), (54, 1462612), (68, 1161486), (72, 1096959), (102, 774324), (108, 731306), (136, 580743), (137, 576504), (153, 516216), (157, 503064), (204, 387162), (216, 365653), (274, 288252), (306, 258108), (314, 251532), (408, 193581), (411, 192168), (459, 172072), (471, 167688), (548, 144126), (612, 129054), (628, 125766), (822, 96084), (918, 86036), (942, 83844), (1096, 72063), (1224, 64527), (1233, 64056), (1256, 62883), (1413, 55896), (1644, 48042), (1836, 43018), (1884, 41922), (2329, 33912), (2466, 32028), (2669, 29592), (2826, 27948), (3288, 24021), (3672, 21509), (3699, 21352), (3768, 20961), (4239, 18632), (4658, 16956), (4932, 16014), (5338, 14796), (5652, 13974), (6987, 11304), (7398, 10676), (8007, 9864), (8478, 9316)]