31339680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{599}}^1$

素因数の和:726

約数の個数: 96

約数和(自身を含む): 99792000

約数和(自身を除く): 68452320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 109, 120, 160, 218, 240, 327, 436, 480, 545, 599, 654, 872, 1090, 1198, 1308, 1635, 1744, 1797, 2180, 2396, 2616, 2995, 3270, 3488, 3594, 4360, 4792, 5232, 5990, 6540, 7188, 8720, 8985, 9584, 10464, 11980, 13080, 14376, 17440, 17970, 19168, 23960, 26160, 28752, 35940, 47920, 52320, 57504, 65291, 71880, 95840, 130582, 143760, 195873, 261164, 287520, 326455, 391746, 522328, 652910, 783492, 979365, 1044656, 1305820, 1566984, 1958730, 2089312, 2611640, 3133968, 3917460, 5223280, 6267936, 7834920, 10446560, 15669840, 31339680]

約数ペア:

[(1, 31339680), (2, 15669840), (3, 10446560), (4, 7834920), (5, 6267936), (6, 5223280), (8, 3917460), (10, 3133968), (12, 2611640), (15, 2089312), (16, 1958730), (20, 1566984), (24, 1305820), (30, 1044656), (32, 979365), (40, 783492), (48, 652910), (60, 522328), (80, 391746), (96, 326455), (109, 287520), (120, 261164), (160, 195873), (218, 143760), (240, 130582), (327, 95840), (436, 71880), (480, 65291), (545, 57504), (599, 52320), (654, 47920), (872, 35940), (1090, 28752), (1198, 26160), (1308, 23960), (1635, 19168), (1744, 17970), (1797, 17440), (2180, 14376), (2396, 13080), (2616, 11980), (2995, 10464), (3270, 9584), (3488, 8985), (3594, 8720), (4360, 7188), (4792, 6540), (5232, 5990)]