248818080

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:252

約数の個数: 288

約数和(自身を含む): 930787200

約数和(自身を除く): 681969120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 71, 80, 84, 96, 98, 105, 112, 120, 140, 142, 147, 149, 160, 168, 196, 210, 213, 224, 240, 245, 280, 284, 294, 298, 336, 355, 392, 420, 426, 447, 480, 490, 497, 560, 568, 588, 596, 672, 710, 735, 745, 784, 840, 852, 894, 980, 994, 1043, 1065, 1120, 1136, 1176, 1192, 1420, 1470, 1490, 1491, 1568, 1680, 1704, 1788, 1960, 1988, 2086, 2130, 2235, 2272, 2352, 2384, 2485, 2840, 2940, 2980, 2982, 3129, 3360, 3408, 3479, 3576, 3920, 3976, 4172, 4260, 4470, 4704, 4768, 4970, 5215, 5680, 5880, 5960, 5964, 6258, 6816, 6958, 7152, 7301, 7455, 7840, 7952, 8344, 8520, 8940, 9940, 10430, 10437, 10579, 11360, 11760, 11920, 11928, 12516, 13916, 14304, 14602, 14910, 15645, 15904, 16688, 17040, 17395, 17880, 19880, 20860, 20874, 21158, 21903, 23520, 23840, 23856, 25032, 27832, 29204, 29820, 31290, 31737, 33376, 34080, 34790, 35760, 36505, 39760, 41720, 41748, 42316, 43806, 47712, 50064, 52185, 52895, 55664, 58408, 59640, 62580, 63474, 69580, 71520, 73010, 74053, 79520, 83440, 83496, 84632, 87612, 100128, 104370, 105790, 109515, 111328, 116816, 119280, 125160, 126948, 139160, 146020, 148106, 158685, 166880, 166992, 169264, 175224, 208740, 211580, 219030, 222159, 233632, 238560, 250320, 253896, 278320, 292040, 296212, 317370, 333984, 338528, 350448, 370265, 417480, 423160, 438060, 444318, 500640, 507792, 518371, 556640, 584080, 592424, 634740, 700896, 740530, 834960, 846320, 876120, 888636, 1015584, 1036742, 1110795, 1168160, 1184848, 1269480, 1481060, 1555113, 1669920, 1692640, 1752240, 1777272, 2073484, 2221590, 2369696, 2538960, 2591855, 2962120, 3110226, 3504480, 3554544, 4146968, 4443180, 5077920, 5183710, 5924240, 6220452, 7109088, 7775565, 8293936, 8886360, 10367420, 11848480, 12440904, 15551130, 16587872, 17772720, 20734840, 24881808, 31102260, 35545440, 41469680, 49763616, 62204520, 82939360, 124409040, 248818080]

約数ペア:

[(1, 248818080), (2, 124409040), (3, 82939360), (4, 62204520), (5, 49763616), (6, 41469680), (7, 35545440), (8, 31102260), (10, 24881808), (12, 20734840), (14, 17772720), (15, 16587872), (16, 15551130), (20, 12440904), (21, 11848480), (24, 10367420), (28, 8886360), (30, 8293936), (32, 7775565), (35, 7109088), (40, 6220452), (42, 5924240), (48, 5183710), (49, 5077920), (56, 4443180), (60, 4146968), (70, 3554544), (71, 3504480), (80, 3110226), (84, 2962120), (96, 2591855), (98, 2538960), (105, 2369696), (112, 2221590), (120, 2073484), (140, 1777272), (142, 1752240), (147, 1692640), (149, 1669920), (160, 1555113), (168, 1481060), (196, 1269480), (210, 1184848), (213, 1168160), (224, 1110795), (240, 1036742), (245, 1015584), (280, 888636), (284, 876120), (294, 846320), (298, 834960), (336, 740530), (355, 700896), (392, 634740), (420, 592424), (426, 584080), (447, 556640), (480, 518371), (490, 507792), (497, 500640), (560, 444318), (568, 438060), (588, 423160), (596, 417480), (672, 370265), (710, 350448), (735, 338528), (745, 333984), (784, 317370), (840, 296212), (852, 292040), (894, 278320), (980, 253896), (994, 250320), (1043, 238560), (1065, 233632), (1120, 222159), (1136, 219030), (1176, 211580), (1192, 208740), (1420, 175224), (1470, 169264), (1490, 166992), (1491, 166880), (1568, 158685), (1680, 148106), (1704, 146020), (1788, 139160), (1960, 126948), (1988, 125160), (2086, 119280), (2130, 116816), (2235, 111328), (2272, 109515), (2352, 105790), (2384, 104370), (2485, 100128), (2840, 87612), (2940, 84632), (2980, 83496), (2982, 83440), (3129, 79520), (3360, 74053), (3408, 73010), (3479, 71520), (3576, 69580), (3920, 63474), (3976, 62580), (4172, 59640), (4260, 58408), (4470, 55664), (4704, 52895), (4768, 52185), (4970, 50064), (5215, 47712), (5680, 43806), (5880, 42316), (5960, 41748), (5964, 41720), (6258, 39760), (6816, 36505), (6958, 35760), (7152, 34790), (7301, 34080), (7455, 33376), (7840, 31737), (7952, 31290), (8344, 29820), (8520, 29204), (8940, 27832), (9940, 25032), (10430, 23856), (10437, 23840), (10579, 23520), (11360, 21903), (11760, 21158), (11920, 20874), (11928, 20860), (12516, 19880), (13916, 17880), (14304, 17395), (14602, 17040), (14910, 16688), (15645, 15904)]