31240320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:382

約数の個数: 128

約数和(自身を含む): 101787840

約数和(自身を除く): 70547520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 106, 120, 128, 159, 160, 192, 212, 240, 265, 307, 318, 320, 384, 424, 480, 530, 614, 636, 640, 795, 848, 921, 960, 1060, 1228, 1272, 1535, 1590, 1696, 1842, 1920, 2120, 2456, 2544, 3070, 3180, 3392, 3684, 4240, 4605, 4912, 5088, 6140, 6360, 6784, 7368, 8480, 9210, 9824, 10176, 12280, 12720, 14736, 16271, 16960, 18420, 19648, 20352, 24560, 25440, 29472, 32542, 33920, 36840, 39296, 48813, 49120, 50880, 58944, 65084, 73680, 81355, 97626, 98240, 101760, 117888, 130168, 147360, 162710, 195252, 196480, 244065, 260336, 294720, 325420, 390504, 488130, 520672, 589440, 650840, 781008, 976260, 1041344, 1301680, 1562016, 1952520, 2082688, 2603360, 3124032, 3905040, 5206720, 6248064, 7810080, 10413440, 15620160, 31240320]

約数ペア:

[(1, 31240320), (2, 15620160), (3, 10413440), (4, 7810080), (5, 6248064), (6, 5206720), (8, 3905040), (10, 3124032), (12, 2603360), (15, 2082688), (16, 1952520), (20, 1562016), (24, 1301680), (30, 1041344), (32, 976260), (40, 781008), (48, 650840), (53, 589440), (60, 520672), (64, 488130), (80, 390504), (96, 325420), (106, 294720), (120, 260336), (128, 244065), (159, 196480), (160, 195252), (192, 162710), (212, 147360), (240, 130168), (265, 117888), (307, 101760), (318, 98240), (320, 97626), (384, 81355), (424, 73680), (480, 65084), (530, 58944), (614, 50880), (636, 49120), (640, 48813), (795, 39296), (848, 36840), (921, 33920), (960, 32542), (1060, 29472), (1228, 25440), (1272, 24560), (1535, 20352), (1590, 19648), (1696, 18420), (1842, 16960), (1920, 16271), (2120, 14736), (2456, 12720), (2544, 12280), (3070, 10176), (3180, 9824), (3392, 9210), (3684, 8480), (4240, 7368), (4605, 6784), (4912, 6360), (5088, 6140)]