133945040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{661}}^1$

素因数の和:840

約数の個数: 80

約数和(自身を含む): 332456400

約数和(自身を除く): 198511360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 149, 170, 272, 298, 340, 596, 661, 680, 745, 1192, 1322, 1360, 1490, 2384, 2533, 2644, 2980, 3305, 5066, 5288, 5960, 6610, 10132, 10576, 11237, 11920, 12665, 13220, 20264, 22474, 25330, 26440, 40528, 44948, 50660, 52880, 56185, 89896, 98489, 101320, 112370, 179792, 196978, 202640, 224740, 393956, 449480, 492445, 787912, 898960, 984890, 1575824, 1674313, 1969780, 3348626, 3939560, 6697252, 7879120, 8371565, 13394504, 16743130, 26789008, 33486260, 66972520, 133945040]

約数ペア:

[(1, 133945040), (2, 66972520), (4, 33486260), (5, 26789008), (8, 16743130), (10, 13394504), (16, 8371565), (17, 7879120), (20, 6697252), (34, 3939560), (40, 3348626), (68, 1969780), (80, 1674313), (85, 1575824), (136, 984890), (149, 898960), (170, 787912), (272, 492445), (298, 449480), (340, 393956), (596, 224740), (661, 202640), (680, 196978), (745, 179792), (1192, 112370), (1322, 101320), (1360, 98489), (1490, 89896), (2384, 56185), (2533, 52880), (2644, 50660), (2980, 44948), (3305, 40528), (5066, 26440), (5288, 25330), (5960, 22474), (6610, 20264), (10132, 13220), (10576, 12665), (11237, 11920)]