71742720

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:205

約数の個数: 288

約数和(自身を含む): 279030528

約数和(自身を除く): 207287808

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 64, 68, 70, 80, 84, 85, 96, 102, 105, 112, 119, 120, 128, 136, 140, 157, 160, 168, 170, 192, 204, 210, 224, 238, 240, 255, 256, 272, 280, 314, 320, 336, 340, 357, 384, 408, 420, 448, 471, 476, 480, 510, 544, 560, 595, 628, 640, 672, 680, 714, 768, 785, 816, 840, 896, 942, 952, 960, 1020, 1088, 1099, 1120, 1190, 1256, 1280, 1344, 1360, 1428, 1570, 1632, 1680, 1785, 1792, 1884, 1904, 1920, 2040, 2176, 2198, 2240, 2355, 2380, 2512, 2669, 2688, 2720, 2856, 3140, 3264, 3297, 3360, 3570, 3768, 3808, 3840, 4080, 4352, 4396, 4480, 4710, 4760, 5024, 5338, 5376, 5440, 5495, 5712, 6280, 6528, 6594, 6720, 7140, 7536, 7616, 8007, 8160, 8792, 8960, 9420, 9520, 10048, 10676, 10880, 10990, 11424, 12560, 13056, 13188, 13345, 13440, 14280, 15072, 15232, 16014, 16320, 16485, 17584, 18683, 18840, 19040, 20096, 21352, 21760, 21980, 22848, 25120, 26376, 26690, 26880, 28560, 30144, 30464, 32028, 32640, 32970, 35168, 37366, 37680, 38080, 40035, 40192, 42704, 43960, 45696, 50240, 52752, 53380, 56049, 57120, 60288, 64056, 65280, 65940, 70336, 74732, 75360, 76160, 80070, 85408, 87920, 91392, 93415, 100480, 105504, 106760, 112098, 114240, 120576, 128112, 131880, 140672, 149464, 150720, 152320, 160140, 170816, 175840, 186830, 200960, 211008, 213520, 224196, 228480, 256224, 263760, 280245, 281344, 298928, 301440, 320280, 341632, 351680, 373660, 422016, 427040, 448392, 456960, 512448, 527520, 560490, 597856, 602880, 640560, 683264, 703360, 747320, 844032, 854080, 896784, 1024896, 1055040, 1120980, 1195712, 1281120, 1406720, 1494640, 1708160, 1793568, 2049792, 2110080, 2241960, 2391424, 2562240, 2989280, 3416320, 3587136, 4220160, 4483920, 4782848, 5124480, 5978560, 7174272, 8967840, 10248960, 11957120, 14348544, 17935680, 23914240, 35871360, 71742720]

約数ペア:

[(1, 71742720), (2, 35871360), (3, 23914240), (4, 17935680), (5, 14348544), (6, 11957120), (7, 10248960), (8, 8967840), (10, 7174272), (12, 5978560), (14, 5124480), (15, 4782848), (16, 4483920), (17, 4220160), (20, 3587136), (21, 3416320), (24, 2989280), (28, 2562240), (30, 2391424), (32, 2241960), (34, 2110080), (35, 2049792), (40, 1793568), (42, 1708160), (48, 1494640), (51, 1406720), (56, 1281120), (60, 1195712), (64, 1120980), (68, 1055040), (70, 1024896), (80, 896784), (84, 854080), (85, 844032), (96, 747320), (102, 703360), (105, 683264), (112, 640560), (119, 602880), (120, 597856), (128, 560490), (136, 527520), (140, 512448), (157, 456960), (160, 448392), (168, 427040), (170, 422016), (192, 373660), (204, 351680), (210, 341632), (224, 320280), (238, 301440), (240, 298928), (255, 281344), (256, 280245), (272, 263760), (280, 256224), (314, 228480), (320, 224196), (336, 213520), (340, 211008), (357, 200960), (384, 186830), (408, 175840), (420, 170816), (448, 160140), (471, 152320), (476, 150720), (480, 149464), (510, 140672), (544, 131880), (560, 128112), (595, 120576), (628, 114240), (640, 112098), (672, 106760), (680, 105504), (714, 100480), (768, 93415), (785, 91392), (816, 87920), (840, 85408), (896, 80070), (942, 76160), (952, 75360), (960, 74732), (1020, 70336), (1088, 65940), (1099, 65280), (1120, 64056), (1190, 60288), (1256, 57120), (1280, 56049), (1344, 53380), (1360, 52752), (1428, 50240), (1570, 45696), (1632, 43960), (1680, 42704), (1785, 40192), (1792, 40035), (1884, 38080), (1904, 37680), (1920, 37366), (2040, 35168), (2176, 32970), (2198, 32640), (2240, 32028), (2355, 30464), (2380, 30144), (2512, 28560), (2669, 26880), (2688, 26690), (2720, 26376), (2856, 25120), (3140, 22848), (3264, 21980), (3297, 21760), (3360, 21352), (3570, 20096), (3768, 19040), (3808, 18840), (3840, 18683), (4080, 17584), (4352, 16485), (4396, 16320), (4480, 16014), (4710, 15232), (4760, 15072), (5024, 14280), (5338, 13440), (5376, 13345), (5440, 13188), (5495, 13056), (5712, 12560), (6280, 11424), (6528, 10990), (6594, 10880), (6720, 10676), (7140, 10048), (7536, 9520), (7616, 9420), (8007, 8960), (8160, 8792)]