61437840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{911}}^1$

素因数の和:1208

約数の個数: 80

約数和(自身を含む): 191344896

約数和(自身を除く): 129907056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 281, 562, 843, 911, 1124, 1405, 1686, 1822, 2248, 2733, 2810, 3372, 3644, 4215, 4496, 4555, 5466, 5620, 6744, 7288, 8430, 9110, 10932, 11240, 13488, 13665, 14576, 16860, 18220, 21864, 22480, 27330, 33720, 36440, 43728, 54660, 67440, 72880, 109320, 218640, 255991, 511982, 767973, 1023964, 1279955, 1535946, 2047928, 2559910, 3071892, 3839865, 4095856, 5119820, 6143784, 7679730, 10239640, 12287568, 15359460, 20479280, 30718920, 61437840]

約数ペア:

[(1, 61437840), (2, 30718920), (3, 20479280), (4, 15359460), (5, 12287568), (6, 10239640), (8, 7679730), (10, 6143784), (12, 5119820), (15, 4095856), (16, 3839865), (20, 3071892), (24, 2559910), (30, 2047928), (40, 1535946), (48, 1279955), (60, 1023964), (80, 767973), (120, 511982), (240, 255991), (281, 218640), (562, 109320), (843, 72880), (911, 67440), (1124, 54660), (1405, 43728), (1686, 36440), (1822, 33720), (2248, 27330), (2733, 22480), (2810, 21864), (3372, 18220), (3644, 16860), (4215, 14576), (4496, 13665), (4555, 13488), (5466, 11240), (5620, 10932), (6744, 9110), (7288, 8430)]