70897920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:560

約数の個数: 144

約数和(自身を含む): 233016000

約数和(自身を除く): 162118080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 128, 148, 160, 185, 192, 222, 240, 256, 296, 320, 370, 384, 444, 480, 499, 555, 592, 640, 740, 768, 888, 960, 998, 1110, 1184, 1280, 1480, 1497, 1776, 1920, 1996, 2220, 2368, 2495, 2960, 2994, 3552, 3840, 3992, 4440, 4736, 4990, 5920, 5988, 7104, 7485, 7984, 8880, 9472, 9980, 11840, 11976, 14208, 14970, 15968, 17760, 18463, 19960, 23680, 23952, 28416, 29940, 31936, 35520, 36926, 39920, 47360, 47904, 55389, 59880, 63872, 71040, 73852, 79840, 92315, 95808, 110778, 119760, 127744, 142080, 147704, 159680, 184630, 191616, 221556, 239520, 276945, 295408, 319360, 369260, 383232, 443112, 479040, 553890, 590816, 638720, 738520, 886224, 958080, 1107780, 1181632, 1477040, 1772448, 1916160, 2215560, 2363264, 2954080, 3544896, 4431120, 4726528, 5908160, 7089792, 8862240, 11816320, 14179584, 17724480, 23632640, 35448960, 70897920]

約数ペア:

[(1, 70897920), (2, 35448960), (3, 23632640), (4, 17724480), (5, 14179584), (6, 11816320), (8, 8862240), (10, 7089792), (12, 5908160), (15, 4726528), (16, 4431120), (20, 3544896), (24, 2954080), (30, 2363264), (32, 2215560), (37, 1916160), (40, 1772448), (48, 1477040), (60, 1181632), (64, 1107780), (74, 958080), (80, 886224), (96, 738520), (111, 638720), (120, 590816), (128, 553890), (148, 479040), (160, 443112), (185, 383232), (192, 369260), (222, 319360), (240, 295408), (256, 276945), (296, 239520), (320, 221556), (370, 191616), (384, 184630), (444, 159680), (480, 147704), (499, 142080), (555, 127744), (592, 119760), (640, 110778), (740, 95808), (768, 92315), (888, 79840), (960, 73852), (998, 71040), (1110, 63872), (1184, 59880), (1280, 55389), (1480, 47904), (1497, 47360), (1776, 39920), (1920, 36926), (1996, 35520), (2220, 31936), (2368, 29940), (2495, 28416), (2960, 23952), (2994, 23680), (3552, 19960), (3840, 18463), (3992, 17760), (4440, 15968), (4736, 14970), (4990, 14208), (5920, 11976), (5988, 11840), (7104, 9980), (7485, 9472), (7984, 8880)]