31680960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{541}}^1$

素因数の和:622

約数の個数: 112

約数和(自身を含む): 102424992

約数和(自身を除く): 70744032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 160, 183, 192, 240, 244, 305, 320, 366, 480, 488, 541, 610, 732, 915, 960, 976, 1082, 1220, 1464, 1623, 1830, 1952, 2164, 2440, 2705, 2928, 3246, 3660, 3904, 4328, 4880, 5410, 5856, 6492, 7320, 8115, 8656, 9760, 10820, 11712, 12984, 14640, 16230, 17312, 19520, 21640, 25968, 29280, 32460, 33001, 34624, 43280, 51936, 58560, 64920, 66002, 86560, 99003, 103872, 129840, 132004, 165005, 173120, 198006, 259680, 264008, 330010, 396012, 495015, 519360, 528016, 660020, 792024, 990030, 1056032, 1320040, 1584048, 1980060, 2112064, 2640080, 3168096, 3960120, 5280160, 6336192, 7920240, 10560320, 15840480, 31680960]

約数ペア:

[(1, 31680960), (2, 15840480), (3, 10560320), (4, 7920240), (5, 6336192), (6, 5280160), (8, 3960120), (10, 3168096), (12, 2640080), (15, 2112064), (16, 1980060), (20, 1584048), (24, 1320040), (30, 1056032), (32, 990030), (40, 792024), (48, 660020), (60, 528016), (61, 519360), (64, 495015), (80, 396012), (96, 330010), (120, 264008), (122, 259680), (160, 198006), (183, 173120), (192, 165005), (240, 132004), (244, 129840), (305, 103872), (320, 99003), (366, 86560), (480, 66002), (488, 64920), (541, 58560), (610, 51936), (732, 43280), (915, 34624), (960, 33001), (976, 32460), (1082, 29280), (1220, 25968), (1464, 21640), (1623, 19520), (1830, 17312), (1952, 16230), (2164, 14640), (2440, 12984), (2705, 11712), (2928, 10820), (3246, 9760), (3660, 8656), (3904, 8115), (4328, 7320), (4880, 6492), (5410, 5856)]