686646480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2179}}^1$

素因数の和:2309

約数の個数: 160

約数和(自身を含む): 2316101760

約数和(自身を除く): 1629455280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 101, 104, 120, 130, 156, 195, 202, 208, 240, 260, 303, 312, 390, 404, 505, 520, 606, 624, 780, 808, 1010, 1040, 1212, 1313, 1515, 1560, 1616, 2020, 2179, 2424, 2626, 3030, 3120, 3939, 4040, 4358, 4848, 5252, 6060, 6537, 6565, 7878, 8080, 8716, 10504, 10895, 12120, 13074, 13130, 15756, 17432, 19695, 21008, 21790, 24240, 26148, 26260, 28327, 31512, 32685, 34864, 39390, 43580, 52296, 52520, 56654, 63024, 65370, 78780, 84981, 87160, 104592, 105040, 113308, 130740, 141635, 157560, 169962, 174320, 220079, 226616, 261480, 283270, 315120, 339924, 424905, 440158, 453232, 522960, 566540, 660237, 679848, 849810, 880316, 1100395, 1133080, 1320474, 1359696, 1699620, 1760632, 2200790, 2266160, 2640948, 2861027, 3301185, 3399240, 3521264, 4401580, 5281896, 5722054, 6602370, 6798480, 8583081, 8803160, 10563792, 11444108, 13204740, 14305135, 17166162, 17606320, 22888216, 26409480, 28610270, 34332324, 42915405, 45776432, 52818960, 57220540, 68664648, 85830810, 114441080, 137329296, 171661620, 228882160, 343323240, 686646480]

約数ペア:

[(1, 686646480), (2, 343323240), (3, 228882160), (4, 171661620), (5, 137329296), (6, 114441080), (8, 85830810), (10, 68664648), (12, 57220540), (13, 52818960), (15, 45776432), (16, 42915405), (20, 34332324), (24, 28610270), (26, 26409480), (30, 22888216), (39, 17606320), (40, 17166162), (48, 14305135), (52, 13204740), (60, 11444108), (65, 10563792), (78, 8803160), (80, 8583081), (101, 6798480), (104, 6602370), (120, 5722054), (130, 5281896), (156, 4401580), (195, 3521264), (202, 3399240), (208, 3301185), (240, 2861027), (260, 2640948), (303, 2266160), (312, 2200790), (390, 1760632), (404, 1699620), (505, 1359696), (520, 1320474), (606, 1133080), (624, 1100395), (780, 880316), (808, 849810), (1010, 679848), (1040, 660237), (1212, 566540), (1313, 522960), (1515, 453232), (1560, 440158), (1616, 424905), (2020, 339924), (2179, 315120), (2424, 283270), (2626, 261480), (3030, 226616), (3120, 220079), (3939, 174320), (4040, 169962), (4358, 157560), (4848, 141635), (5252, 130740), (6060, 113308), (6537, 105040), (6565, 104592), (7878, 87160), (8080, 84981), (8716, 78780), (10504, 65370), (10895, 63024), (12120, 56654), (13074, 52520), (13130, 52296), (15756, 43580), (17432, 39390), (19695, 34864), (21008, 32685), (21790, 31512), (24240, 28327), (26148, 26260)]