123002480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{607}}^1$

素因数の和:786

約数の個数: 80

約数和(自身を含む): 305337600

約数和(自身を除く): 182335120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 149, 170, 272, 298, 340, 596, 607, 680, 745, 1192, 1214, 1360, 1490, 2384, 2428, 2533, 2980, 3035, 4856, 5066, 5960, 6070, 9712, 10132, 10319, 11920, 12140, 12665, 20264, 20638, 24280, 25330, 40528, 41276, 48560, 50660, 51595, 82552, 90443, 101320, 103190, 165104, 180886, 202640, 206380, 361772, 412760, 452215, 723544, 825520, 904430, 1447088, 1537531, 1808860, 3075062, 3617720, 6150124, 7235440, 7687655, 12300248, 15375310, 24600496, 30750620, 61501240, 123002480]

約数ペア:

[(1, 123002480), (2, 61501240), (4, 30750620), (5, 24600496), (8, 15375310), (10, 12300248), (16, 7687655), (17, 7235440), (20, 6150124), (34, 3617720), (40, 3075062), (68, 1808860), (80, 1537531), (85, 1447088), (136, 904430), (149, 825520), (170, 723544), (272, 452215), (298, 412760), (340, 361772), (596, 206380), (607, 202640), (680, 180886), (745, 165104), (1192, 103190), (1214, 101320), (1360, 90443), (1490, 82552), (2384, 51595), (2428, 50660), (2533, 48560), (2980, 41276), (3035, 40528), (4856, 25330), (5066, 24280), (5960, 20638), (6070, 20264), (9712, 12665), (10132, 12140), (10319, 11920)]