30778920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{28499}}^1$

素因数の和:28519

約数の個数: 64

約数和(自身を含む): 102600000

約数和(自身を除く): 71821080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 28499, 56998, 85497, 113996, 142495, 170994, 227992, 256491, 284990, 341988, 427485, 512982, 569980, 683976, 769473, 854970, 1025964, 1139960, 1282455, 1538946, 1709940, 2051928, 2564910, 3077892, 3419880, 3847365, 5129820, 6155784, 7694730, 10259640, 15389460, 30778920]

約数ペア:

[(1, 30778920), (2, 15389460), (3, 10259640), (4, 7694730), (5, 6155784), (6, 5129820), (8, 3847365), (9, 3419880), (10, 3077892), (12, 2564910), (15, 2051928), (18, 1709940), (20, 1538946), (24, 1282455), (27, 1139960), (30, 1025964), (36, 854970), (40, 769473), (45, 683976), (54, 569980), (60, 512982), (72, 427485), (90, 341988), (108, 284990), (120, 256491), (135, 227992), (180, 170994), (216, 142495), (270, 113996), (360, 85497), (540, 56998), (1080, 28499)]