68707980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:341

約数の個数: 192

約数和(自身を含む): 239500800

約数和(自身を除く): 170792820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 43, 44, 45, 54, 55, 60, 66, 86, 90, 99, 108, 110, 129, 132, 135, 165, 172, 180, 198, 215, 220, 258, 269, 270, 297, 330, 387, 396, 430, 473, 495, 516, 538, 540, 594, 645, 660, 774, 807, 860, 946, 990, 1076, 1161, 1188, 1290, 1345, 1419, 1485, 1548, 1614, 1892, 1935, 1980, 2322, 2365, 2421, 2580, 2690, 2838, 2959, 2970, 3228, 3870, 4035, 4257, 4644, 4730, 4842, 5380, 5676, 5805, 5918, 5940, 7095, 7263, 7740, 8070, 8514, 8877, 9460, 9684, 11567, 11610, 11836, 12105, 12771, 14190, 14526, 14795, 16140, 17028, 17754, 21285, 23134, 23220, 24210, 25542, 26631, 28380, 29052, 29590, 34701, 35508, 36315, 42570, 44385, 46268, 48420, 51084, 53262, 57835, 59180, 63855, 69402, 72630, 79893, 85140, 88770, 104103, 106524, 115670, 127237, 127710, 133155, 138804, 145260, 159786, 173505, 177540, 208206, 231340, 254474, 255420, 266310, 312309, 319572, 347010, 381711, 399465, 416412, 508948, 520515, 532620, 624618, 636185, 694020, 763422, 798930, 1041030, 1145133, 1249236, 1272370, 1526844, 1561545, 1597860, 1908555, 2082060, 2290266, 2544740, 3123090, 3435399, 3817110, 4580532, 5725665, 6246180, 6870798, 7634220, 11451330, 13741596, 17176995, 22902660, 34353990, 68707980]

約数ペア:

[(1, 68707980), (2, 34353990), (3, 22902660), (4, 17176995), (5, 13741596), (6, 11451330), (9, 7634220), (10, 6870798), (11, 6246180), (12, 5725665), (15, 4580532), (18, 3817110), (20, 3435399), (22, 3123090), (27, 2544740), (30, 2290266), (33, 2082060), (36, 1908555), (43, 1597860), (44, 1561545), (45, 1526844), (54, 1272370), (55, 1249236), (60, 1145133), (66, 1041030), (86, 798930), (90, 763422), (99, 694020), (108, 636185), (110, 624618), (129, 532620), (132, 520515), (135, 508948), (165, 416412), (172, 399465), (180, 381711), (198, 347010), (215, 319572), (220, 312309), (258, 266310), (269, 255420), (270, 254474), (297, 231340), (330, 208206), (387, 177540), (396, 173505), (430, 159786), (473, 145260), (495, 138804), (516, 133155), (538, 127710), (540, 127237), (594, 115670), (645, 106524), (660, 104103), (774, 88770), (807, 85140), (860, 79893), (946, 72630), (990, 69402), (1076, 63855), (1161, 59180), (1188, 57835), (1290, 53262), (1345, 51084), (1419, 48420), (1485, 46268), (1548, 44385), (1614, 42570), (1892, 36315), (1935, 35508), (1980, 34701), (2322, 29590), (2365, 29052), (2421, 28380), (2580, 26631), (2690, 25542), (2838, 24210), (2959, 23220), (2970, 23134), (3228, 21285), (3870, 17754), (4035, 17028), (4257, 16140), (4644, 14795), (4730, 14526), (4842, 14190), (5380, 12771), (5676, 12105), (5805, 11836), (5918, 11610), (5940, 11567), (7095, 9684), (7263, 9460), (7740, 8877), (8070, 8514)]