263982720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{137491}}^1$

素因数の和:137513

約数の個数: 64

約数和(自身を含む): 841451040

約数和(自身を除く): 577468320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 137491, 274982, 412473, 549964, 687455, 824946, 1099928, 1374910, 1649892, 2062365, 2199856, 2749820, 3299784, 4124730, 4399712, 5499640, 6599568, 8249460, 8799424, 10999280, 13199136, 16498920, 17598848, 21998560, 26398272, 32997840, 43997120, 52796544, 65995680, 87994240, 131991360, 263982720]

約数ペア:

[(1, 263982720), (2, 131991360), (3, 87994240), (4, 65995680), (5, 52796544), (6, 43997120), (8, 32997840), (10, 26398272), (12, 21998560), (15, 17598848), (16, 16498920), (20, 13199136), (24, 10999280), (30, 8799424), (32, 8249460), (40, 6599568), (48, 5499640), (60, 4399712), (64, 4124730), (80, 3299784), (96, 2749820), (120, 2199856), (128, 2062365), (160, 1649892), (192, 1374910), (240, 1099928), (320, 824946), (384, 687455), (480, 549964), (640, 412473), (960, 274982), (1920, 137491)]