256015380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{58451}}^1$

素因数の和:58536

約数の個数: 48

約数和(自身を含む): 726675264

約数和(自身を除く): 470659884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 58451, 116902, 175353, 233804, 292255, 350706, 584510, 701412, 876765, 1169020, 1753530, 3507060, 4266923, 8533846, 12800769, 17067692, 21334615, 25601538, 42669230, 51203076, 64003845, 85338460, 128007690, 256015380]

約数ペア:

[(1, 256015380), (2, 128007690), (3, 85338460), (4, 64003845), (5, 51203076), (6, 42669230), (10, 25601538), (12, 21334615), (15, 17067692), (20, 12800769), (30, 8533846), (60, 4266923), (73, 3507060), (146, 1753530), (219, 1169020), (292, 876765), (365, 701412), (438, 584510), (730, 350706), (876, 292255), (1095, 233804), (1460, 175353), (2190, 116902), (4380, 58451)]