71512320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1693}}^1$

素因数の和:1728

約数の個数: 144

約数和(自身を含む): 249302592

約数和(自身を除く): 177790272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 768, 880, 960, 1056, 1280, 1320, 1408, 1693, 1760, 1920, 2112, 2640, 2816, 3386, 3520, 3840, 4224, 5079, 5280, 6772, 7040, 8448, 8465, 10158, 10560, 13544, 14080, 16930, 18623, 20316, 21120, 25395, 27088, 33860, 37246, 40632, 42240, 50790, 54176, 55869, 67720, 74492, 81264, 93115, 101580, 108352, 111738, 135440, 148984, 162528, 186230, 203160, 216704, 223476, 270880, 279345, 297968, 325056, 372460, 406320, 433408, 446952, 541760, 558690, 595936, 650112, 744920, 812640, 893904, 1083520, 1117380, 1191872, 1300224, 1489840, 1625280, 1787808, 2167040, 2234760, 2383744, 2979680, 3250560, 3575616, 4469520, 4767488, 5959360, 6501120, 7151232, 8939040, 11918720, 14302464, 17878080, 23837440, 35756160, 71512320]

約数ペア:

[(1, 71512320), (2, 35756160), (3, 23837440), (4, 17878080), (5, 14302464), (6, 11918720), (8, 8939040), (10, 7151232), (11, 6501120), (12, 5959360), (15, 4767488), (16, 4469520), (20, 3575616), (22, 3250560), (24, 2979680), (30, 2383744), (32, 2234760), (33, 2167040), (40, 1787808), (44, 1625280), (48, 1489840), (55, 1300224), (60, 1191872), (64, 1117380), (66, 1083520), (80, 893904), (88, 812640), (96, 744920), (110, 650112), (120, 595936), (128, 558690), (132, 541760), (160, 446952), (165, 433408), (176, 406320), (192, 372460), (220, 325056), (240, 297968), (256, 279345), (264, 270880), (320, 223476), (330, 216704), (352, 203160), (384, 186230), (440, 162528), (480, 148984), (528, 135440), (640, 111738), (660, 108352), (704, 101580), (768, 93115), (880, 81264), (960, 74492), (1056, 67720), (1280, 55869), (1320, 54176), (1408, 50790), (1693, 42240), (1760, 40632), (1920, 37246), (2112, 33860), (2640, 27088), (2816, 25395), (3386, 21120), (3520, 20316), (3840, 18623), (4224, 16930), (5079, 14080), (5280, 13544), (6772, 10560), (7040, 10158), (8448, 8465)]