156913289720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{1021837}}^1$

素因数の和:1022208

約数の個数: 64

約数和(自身を含む): 386254764000

約数和(自身を除く): 229341474280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 349, 440, 698, 1396, 1745, 2792, 3490, 3839, 6980, 7678, 13960, 15356, 19195, 30712, 38390, 76780, 153560, 1021837, 2043674, 4087348, 5109185, 8174696, 10218370, 11240207, 20436740, 22480414, 40873480, 44960828, 56201035, 89921656, 112402070, 224804140, 356621113, 449608280, 713242226, 1426484452, 1783105565, 2852968904, 3566211130, 3922832243, 7132422260, 7845664486, 14264844520, 15691328972, 19614161215, 31382657944, 39228322430, 78456644860, 156913289720]

約数ペア:

[(1, 156913289720), (2, 78456644860), (4, 39228322430), (5, 31382657944), (8, 19614161215), (10, 15691328972), (11, 14264844520), (20, 7845664486), (22, 7132422260), (40, 3922832243), (44, 3566211130), (55, 2852968904), (88, 1783105565), (110, 1426484452), (220, 713242226), (349, 449608280), (440, 356621113), (698, 224804140), (1396, 112402070), (1745, 89921656), (2792, 56201035), (3490, 44960828), (3839, 40873480), (6980, 22480414), (7678, 20436740), (13960, 11240207), (15356, 10218370), (19195, 8174696), (30712, 5109185), (38390, 4087348), (76780, 2043674), (153560, 1021837)]