156918020720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{303493}}^1$

素因数の和:303810

約数の個数: 80

約数和(自身を含む): 382052814912

約数和(自身を除く): 225134794192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 281, 368, 460, 562, 920, 1124, 1405, 1840, 2248, 2810, 4496, 5620, 6463, 11240, 12926, 22480, 25852, 32315, 51704, 64630, 103408, 129260, 258520, 303493, 517040, 606986, 1213972, 1517465, 2427944, 3034930, 4855888, 6069860, 6980339, 12139720, 13960678, 24279440, 27921356, 34901695, 55842712, 69803390, 85281533, 111685424, 139606780, 170563066, 279213560, 341126132, 426407665, 558427120, 682252264, 852815330, 1364504528, 1705630660, 1961475259, 3411261320, 3922950518, 6822522640, 7845901036, 9807376295, 15691802072, 19614752590, 31383604144, 39229505180, 78459010360, 156918020720]

約数ペア:

[(1, 156918020720), (2, 78459010360), (4, 39229505180), (5, 31383604144), (8, 19614752590), (10, 15691802072), (16, 9807376295), (20, 7845901036), (23, 6822522640), (40, 3922950518), (46, 3411261320), (80, 1961475259), (92, 1705630660), (115, 1364504528), (184, 852815330), (230, 682252264), (281, 558427120), (368, 426407665), (460, 341126132), (562, 279213560), (920, 170563066), (1124, 139606780), (1405, 111685424), (1840, 85281533), (2248, 69803390), (2810, 55842712), (4496, 34901695), (5620, 27921356), (6463, 24279440), (11240, 13960678), (12926, 12139720), (22480, 6980339), (25852, 6069860), (32315, 4855888), (51704, 3034930), (64630, 2427944), (103408, 1517465), (129260, 1213972), (258520, 606986), (303493, 517040)]