31667040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{21991}}^1$

素因数の和:22012

約数の個数: 72

約数和(自身を含む): 108068688

約数和(自身を除く): 76401648

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 21991, 43982, 65973, 87964, 109955, 131946, 175928, 197919, 219910, 263892, 329865, 351856, 395838, 439820, 527784, 659730, 703712, 791676, 879640, 989595, 1055568, 1319460, 1583352, 1759280, 1979190, 2111136, 2638920, 3166704, 3518560, 3958380, 5277840, 6333408, 7916760, 10555680, 15833520, 31667040]

約数ペア:

[(1, 31667040), (2, 15833520), (3, 10555680), (4, 7916760), (5, 6333408), (6, 5277840), (8, 3958380), (9, 3518560), (10, 3166704), (12, 2638920), (15, 2111136), (16, 1979190), (18, 1759280), (20, 1583352), (24, 1319460), (30, 1055568), (32, 989595), (36, 879640), (40, 791676), (45, 703712), (48, 659730), (60, 527784), (72, 439820), (80, 395838), (90, 351856), (96, 329865), (120, 263892), (144, 219910), (160, 197919), (180, 175928), (240, 131946), (288, 109955), (360, 87964), (480, 65973), (720, 43982), (1440, 21991)]