256284216

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{653}}^1$

素因数の和:770

約数の個数: 128

約数和(自身を含む): 753408000

約数和(自身を除く): 497123784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 79, 92, 108, 138, 158, 184, 207, 216, 237, 276, 316, 414, 474, 552, 621, 632, 653, 711, 828, 948, 1242, 1306, 1422, 1656, 1817, 1896, 1959, 2133, 2484, 2612, 2844, 3634, 3918, 4266, 4968, 5224, 5451, 5688, 5877, 7268, 7836, 8532, 10902, 11754, 14536, 15019, 15672, 16353, 17064, 17631, 21804, 23508, 30038, 32706, 35262, 43608, 45057, 47016, 49059, 51587, 60076, 65412, 70524, 90114, 98118, 103174, 120152, 130824, 135171, 141048, 154761, 180228, 196236, 206348, 270342, 309522, 360456, 392472, 405513, 412696, 464283, 540684, 619044, 811026, 928566, 1081368, 1186501, 1238088, 1392849, 1622052, 1857132, 2373002, 2785698, 3244104, 3559503, 3714264, 4746004, 5571396, 7119006, 9492008, 10678509, 11142792, 14238012, 21357018, 28476024, 32035527, 42714036, 64071054, 85428072, 128142108, 256284216]

約数ペア:

[(1, 256284216), (2, 128142108), (3, 85428072), (4, 64071054), (6, 42714036), (8, 32035527), (9, 28476024), (12, 21357018), (18, 14238012), (23, 11142792), (24, 10678509), (27, 9492008), (36, 7119006), (46, 5571396), (54, 4746004), (69, 3714264), (72, 3559503), (79, 3244104), (92, 2785698), (108, 2373002), (138, 1857132), (158, 1622052), (184, 1392849), (207, 1238088), (216, 1186501), (237, 1081368), (276, 928566), (316, 811026), (414, 619044), (474, 540684), (552, 464283), (621, 412696), (632, 405513), (653, 392472), (711, 360456), (828, 309522), (948, 270342), (1242, 206348), (1306, 196236), (1422, 180228), (1656, 154761), (1817, 141048), (1896, 135171), (1959, 130824), (2133, 120152), (2484, 103174), (2612, 98118), (2844, 90114), (3634, 70524), (3918, 65412), (4266, 60076), (4968, 51587), (5224, 49059), (5451, 47016), (5688, 45057), (5877, 43608), (7268, 35262), (7836, 32706), (8532, 30038), (10902, 23508), (11754, 21804), (14536, 17631), (15019, 17064), (15672, 16353)]