28152960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:107

約数の個数: 256

約数和(自身を含む): 103403520

約数和(自身を除く): 75250560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 43, 44, 48, 55, 60, 62, 64, 66, 80, 86, 88, 93, 96, 110, 120, 124, 128, 129, 132, 155, 160, 165, 172, 176, 186, 192, 215, 220, 240, 248, 258, 264, 310, 320, 330, 341, 344, 352, 372, 384, 430, 440, 465, 473, 480, 496, 516, 528, 620, 640, 645, 660, 682, 688, 704, 744, 860, 880, 930, 946, 960, 992, 1023, 1032, 1056, 1240, 1290, 1320, 1333, 1364, 1376, 1408, 1419, 1488, 1705, 1720, 1760, 1860, 1892, 1920, 1984, 2046, 2064, 2112, 2365, 2480, 2580, 2640, 2666, 2728, 2752, 2838, 2976, 3410, 3440, 3520, 3720, 3784, 3968, 3999, 4092, 4128, 4224, 4730, 4960, 5115, 5160, 5280, 5332, 5456, 5504, 5676, 5952, 6665, 6820, 6880, 7040, 7095, 7440, 7568, 7998, 8184, 8256, 9460, 9920, 10230, 10320, 10560, 10664, 10912, 11352, 11904, 13330, 13640, 13760, 14190, 14663, 14880, 15136, 15996, 16368, 16512, 18920, 19840, 19995, 20460, 20640, 21120, 21328, 21824, 22704, 26660, 27280, 27520, 28380, 29326, 29760, 30272, 31992, 32736, 37840, 39990, 40920, 41280, 42656, 43648, 43989, 45408, 53320, 54560, 56760, 58652, 59520, 60544, 63984, 65472, 73315, 75680, 79980, 81840, 82560, 85312, 87978, 90816, 106640, 109120, 113520, 117304, 127968, 130944, 146630, 151360, 159960, 163680, 170624, 175956, 181632, 213280, 218240, 219945, 227040, 234608, 255936, 293260, 302720, 319920, 327360, 351912, 426560, 439890, 454080, 469216, 511872, 586520, 639840, 654720, 703824, 853120, 879780, 908160, 938432, 1173040, 1279680, 1407648, 1759560, 1876864, 2346080, 2559360, 2815296, 3519120, 4692160, 5630592, 7038240, 9384320, 14076480, 28152960]

約数ペア:

[(1, 28152960), (2, 14076480), (3, 9384320), (4, 7038240), (5, 5630592), (6, 4692160), (8, 3519120), (10, 2815296), (11, 2559360), (12, 2346080), (15, 1876864), (16, 1759560), (20, 1407648), (22, 1279680), (24, 1173040), (30, 938432), (31, 908160), (32, 879780), (33, 853120), (40, 703824), (43, 654720), (44, 639840), (48, 586520), (55, 511872), (60, 469216), (62, 454080), (64, 439890), (66, 426560), (80, 351912), (86, 327360), (88, 319920), (93, 302720), (96, 293260), (110, 255936), (120, 234608), (124, 227040), (128, 219945), (129, 218240), (132, 213280), (155, 181632), (160, 175956), (165, 170624), (172, 163680), (176, 159960), (186, 151360), (192, 146630), (215, 130944), (220, 127968), (240, 117304), (248, 113520), (258, 109120), (264, 106640), (310, 90816), (320, 87978), (330, 85312), (341, 82560), (344, 81840), (352, 79980), (372, 75680), (384, 73315), (430, 65472), (440, 63984), (465, 60544), (473, 59520), (480, 58652), (496, 56760), (516, 54560), (528, 53320), (620, 45408), (640, 43989), (645, 43648), (660, 42656), (682, 41280), (688, 40920), (704, 39990), (744, 37840), (860, 32736), (880, 31992), (930, 30272), (946, 29760), (960, 29326), (992, 28380), (1023, 27520), (1032, 27280), (1056, 26660), (1240, 22704), (1290, 21824), (1320, 21328), (1333, 21120), (1364, 20640), (1376, 20460), (1408, 19995), (1419, 19840), (1488, 18920), (1705, 16512), (1720, 16368), (1760, 15996), (1860, 15136), (1892, 14880), (1920, 14663), (1984, 14190), (2046, 13760), (2064, 13640), (2112, 13330), (2365, 11904), (2480, 11352), (2580, 10912), (2640, 10664), (2666, 10560), (2728, 10320), (2752, 10230), (2838, 9920), (2976, 9460), (3410, 8256), (3440, 8184), (3520, 7998), (3720, 7568), (3784, 7440), (3968, 7095), (3999, 7040), (4092, 6880), (4128, 6820), (4224, 6665), (4730, 5952), (4960, 5676), (5115, 5504), (5160, 5456), (5280, 5332)]