77562840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:421

約数の個数: 128

約数和(自身を含む): 248909760

約数和(自身を除く): 171346920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 193, 197, 204, 255, 340, 386, 394, 408, 510, 579, 591, 680, 772, 788, 965, 985, 1020, 1158, 1182, 1544, 1576, 1930, 1970, 2040, 2316, 2364, 2895, 2955, 3281, 3349, 3860, 3940, 4632, 4728, 5790, 5910, 6562, 6698, 7720, 7880, 9843, 10047, 11580, 11820, 13124, 13396, 16405, 16745, 19686, 20094, 23160, 23640, 26248, 26792, 32810, 33490, 38021, 39372, 40188, 49215, 50235, 65620, 66980, 76042, 78744, 80376, 98430, 100470, 114063, 131240, 133960, 152084, 190105, 196860, 200940, 228126, 304168, 380210, 393720, 401880, 456252, 570315, 646357, 760420, 912504, 1140630, 1292714, 1520840, 1939071, 2281260, 2585428, 3231785, 3878142, 4562520, 5170856, 6463570, 7756284, 9695355, 12927140, 15512568, 19390710, 25854280, 38781420, 77562840]

約数ペア:

[(1, 77562840), (2, 38781420), (3, 25854280), (4, 19390710), (5, 15512568), (6, 12927140), (8, 9695355), (10, 7756284), (12, 6463570), (15, 5170856), (17, 4562520), (20, 3878142), (24, 3231785), (30, 2585428), (34, 2281260), (40, 1939071), (51, 1520840), (60, 1292714), (68, 1140630), (85, 912504), (102, 760420), (120, 646357), (136, 570315), (170, 456252), (193, 401880), (197, 393720), (204, 380210), (255, 304168), (340, 228126), (386, 200940), (394, 196860), (408, 190105), (510, 152084), (579, 133960), (591, 131240), (680, 114063), (772, 100470), (788, 98430), (965, 80376), (985, 78744), (1020, 76042), (1158, 66980), (1182, 65620), (1544, 50235), (1576, 49215), (1930, 40188), (1970, 39372), (2040, 38021), (2316, 33490), (2364, 32810), (2895, 26792), (2955, 26248), (3281, 23640), (3349, 23160), (3860, 20094), (3940, 19686), (4632, 16745), (4728, 16405), (5790, 13396), (5910, 13124), (6562, 11820), (6698, 11580), (7720, 10047), (7880, 9843)]