281376480

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:390

約数の個数: 384

約数和(自身を含む): 1156571136

約数和(自身を除く): 875194656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 23, 24, 28, 30, 32, 33, 35, 40, 42, 44, 46, 48, 55, 56, 60, 66, 69, 70, 77, 80, 84, 88, 92, 96, 105, 110, 112, 115, 120, 132, 138, 140, 154, 160, 161, 165, 168, 176, 184, 210, 220, 224, 230, 231, 240, 253, 264, 276, 280, 308, 322, 330, 331, 336, 345, 352, 368, 385, 420, 440, 460, 462, 480, 483, 506, 528, 552, 560, 616, 644, 660, 662, 672, 690, 736, 759, 770, 805, 840, 880, 920, 924, 966, 993, 1012, 1056, 1104, 1120, 1155, 1232, 1265, 1288, 1320, 1324, 1380, 1518, 1540, 1610, 1655, 1680, 1760, 1771, 1840, 1848, 1932, 1986, 2024, 2208, 2310, 2317, 2415, 2464, 2530, 2576, 2640, 2648, 2760, 3036, 3080, 3220, 3310, 3360, 3542, 3641, 3680, 3696, 3795, 3864, 3972, 4048, 4620, 4634, 4830, 4965, 5060, 5152, 5280, 5296, 5313, 5520, 6072, 6160, 6440, 6620, 6951, 7084, 7282, 7392, 7590, 7613, 7728, 7944, 8096, 8855, 9240, 9268, 9660, 9930, 10120, 10592, 10626, 10923, 11040, 11585, 12144, 12320, 12880, 13240, 13902, 14168, 14564, 15180, 15226, 15456, 15888, 17710, 18205, 18480, 18536, 19320, 19860, 20240, 21252, 21846, 22839, 23170, 24288, 25487, 25760, 26480, 26565, 27804, 28336, 29128, 30360, 30452, 31776, 34755, 35420, 36410, 36960, 37072, 38065, 38640, 39720, 40480, 42504, 43692, 45678, 46340, 50974, 52960, 53130, 53291, 54615, 55608, 56672, 58256, 60720, 60904, 69510, 70840, 72820, 74144, 76130, 76461, 77280, 79440, 83743, 85008, 87384, 91356, 92680, 101948, 106260, 106582, 109230, 111216, 114195, 116512, 121440, 121808, 127435, 139020, 141680, 145640, 152260, 152922, 158880, 159873, 167486, 170016, 174768, 182712, 185360, 203896, 212520, 213164, 218460, 222432, 228390, 243616, 251229, 254870, 266455, 278040, 283360, 291280, 304520, 305844, 319746, 334972, 349536, 365424, 370720, 382305, 407792, 418715, 425040, 426328, 436920, 456780, 502458, 509740, 532910, 556080, 582560, 586201, 609040, 611688, 639492, 669944, 730848, 764610, 799365, 815584, 837430, 850080, 852656, 873840, 913560, 1004916, 1019480, 1065820, 1112160, 1172402, 1218080, 1223376, 1256145, 1278984, 1339888, 1529220, 1598730, 1674860, 1705312, 1747680, 1758603, 1827120, 2009832, 2038960, 2131640, 2344804, 2446752, 2512290, 2557968, 2679776, 2931005, 3058440, 3197460, 3349720, 3517206, 3654240, 4019664, 4077920, 4263280, 4689608, 5024580, 5115936, 5862010, 6116880, 6394920, 6699440, 7034412, 8039328, 8526560, 8793015, 9379216, 10049160, 11724020, 12233760, 12789840, 13398880, 14068824, 17586030, 18758432, 20098320, 23448040, 25579680, 28137648, 35172060, 40196640, 46896080, 56275296, 70344120, 93792160, 140688240, 281376480]

約数ペア:

[(1, 281376480), (2, 140688240), (3, 93792160), (4, 70344120), (5, 56275296), (6, 46896080), (7, 40196640), (8, 35172060), (10, 28137648), (11, 25579680), (12, 23448040), (14, 20098320), (15, 18758432), (16, 17586030), (20, 14068824), (21, 13398880), (22, 12789840), (23, 12233760), (24, 11724020), (28, 10049160), (30, 9379216), (32, 8793015), (33, 8526560), (35, 8039328), (40, 7034412), (42, 6699440), (44, 6394920), (46, 6116880), (48, 5862010), (55, 5115936), (56, 5024580), (60, 4689608), (66, 4263280), (69, 4077920), (70, 4019664), (77, 3654240), (80, 3517206), (84, 3349720), (88, 3197460), (92, 3058440), (96, 2931005), (105, 2679776), (110, 2557968), (112, 2512290), (115, 2446752), (120, 2344804), (132, 2131640), (138, 2038960), (140, 2009832), (154, 1827120), (160, 1758603), (161, 1747680), (165, 1705312), (168, 1674860), (176, 1598730), (184, 1529220), (210, 1339888), (220, 1278984), (224, 1256145), (230, 1223376), (231, 1218080), (240, 1172402), (253, 1112160), (264, 1065820), (276, 1019480), (280, 1004916), (308, 913560), (322, 873840), (330, 852656), (331, 850080), (336, 837430), (345, 815584), (352, 799365), (368, 764610), (385, 730848), (420, 669944), (440, 639492), (460, 611688), (462, 609040), (480, 586201), (483, 582560), (506, 556080), (528, 532910), (552, 509740), (560, 502458), (616, 456780), (644, 436920), (660, 426328), (662, 425040), (672, 418715), (690, 407792), (736, 382305), (759, 370720), (770, 365424), (805, 349536), (840, 334972), (880, 319746), (920, 305844), (924, 304520), (966, 291280), (993, 283360), (1012, 278040), (1056, 266455), (1104, 254870), (1120, 251229), (1155, 243616), (1232, 228390), (1265, 222432), (1288, 218460), (1320, 213164), (1324, 212520), (1380, 203896), (1518, 185360), (1540, 182712), (1610, 174768), (1655, 170016), (1680, 167486), (1760, 159873), (1771, 158880), (1840, 152922), (1848, 152260), (1932, 145640), (1986, 141680), (2024, 139020), (2208, 127435), (2310, 121808), (2317, 121440), (2415, 116512), (2464, 114195), (2530, 111216), (2576, 109230), (2640, 106582), (2648, 106260), (2760, 101948), (3036, 92680), (3080, 91356), (3220, 87384), (3310, 85008), (3360, 83743), (3542, 79440), (3641, 77280), (3680, 76461), (3696, 76130), (3795, 74144), (3864, 72820), (3972, 70840), (4048, 69510), (4620, 60904), (4634, 60720), (4830, 58256), (4965, 56672), (5060, 55608), (5152, 54615), (5280, 53291), (5296, 53130), (5313, 52960), (5520, 50974), (6072, 46340), (6160, 45678), (6440, 43692), (6620, 42504), (6951, 40480), (7084, 39720), (7282, 38640), (7392, 38065), (7590, 37072), (7613, 36960), (7728, 36410), (7944, 35420), (8096, 34755), (8855, 31776), (9240, 30452), (9268, 30360), (9660, 29128), (9930, 28336), (10120, 27804), (10592, 26565), (10626, 26480), (10923, 25760), (11040, 25487), (11585, 24288), (12144, 23170), (12320, 22839), (12880, 21846), (13240, 21252), (13902, 20240), (14168, 19860), (14564, 19320), (15180, 18536), (15226, 18480), (15456, 18205), (15888, 17710)]