40044495

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 72576000

約数和(自身を除く): 32531505

約数列:

[1, 3, 5, 15, 19, 23, 41, 57, 69, 95, 115, 123, 149, 205, 285, 345, 437, 447, 615, 745, 779, 943, 1311, 2185, 2235, 2337, 2829, 2831, 3427, 3895, 4715, 6109, 6555, 8493, 10281, 11685, 14145, 14155, 17135, 17917, 18327, 30545, 42465, 51405, 53751, 65113, 89585, 91635, 116071, 140507, 195339, 268755, 325565, 348213, 421521, 580355, 702535, 976695, 1741065, 2107605, 2669633, 8008899, 13348165, 40044495]

約数ペア:

[(1, 40044495), (3, 13348165), (5, 8008899), (15, 2669633), (19, 2107605), (23, 1741065), (41, 976695), (57, 702535), (69, 580355), (95, 421521), (115, 348213), (123, 325565), (149, 268755), (205, 195339), (285, 140507), (345, 116071), (437, 91635), (447, 89585), (615, 65113), (745, 53751), (779, 51405), (943, 42465), (1311, 30545), (2185, 18327), (2235, 17917), (2337, 17135), (2829, 14155), (2831, 14145), (3427, 11685), (3895, 10281), (4715, 8493), (6109, 6555)]