308778660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{397}}^1$

素因数の和:590

約数の個数: 144

約数和(自身を含む): 977886000

約数和(自身を除く): 669107340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 149, 174, 180, 261, 290, 298, 348, 397, 435, 447, 522, 580, 596, 745, 794, 870, 894, 1044, 1191, 1305, 1341, 1490, 1588, 1740, 1788, 1985, 2235, 2382, 2610, 2682, 2980, 3573, 3970, 4321, 4470, 4764, 5220, 5364, 5955, 6705, 7146, 7940, 8642, 8940, 11513, 11910, 12963, 13410, 14292, 17284, 17865, 21605, 23026, 23820, 25926, 26820, 34539, 35730, 38889, 43210, 46052, 51852, 57565, 59153, 64815, 69078, 71460, 77778, 86420, 103617, 115130, 118306, 129630, 138156, 155556, 172695, 177459, 194445, 207234, 230260, 236612, 259260, 295765, 345390, 354918, 388890, 414468, 518085, 532377, 591530, 690780, 709836, 777780, 887295, 1036170, 1064754, 1183060, 1715437, 1774590, 2072340, 2129508, 2661885, 3430874, 3549180, 5146311, 5323770, 6861748, 8577185, 10292622, 10647540, 15438933, 17154370, 20585244, 25731555, 30877866, 34308740, 51463110, 61755732, 77194665, 102926220, 154389330, 308778660]

約数ペア:

[(1, 308778660), (2, 154389330), (3, 102926220), (4, 77194665), (5, 61755732), (6, 51463110), (9, 34308740), (10, 30877866), (12, 25731555), (15, 20585244), (18, 17154370), (20, 15438933), (29, 10647540), (30, 10292622), (36, 8577185), (45, 6861748), (58, 5323770), (60, 5146311), (87, 3549180), (90, 3430874), (116, 2661885), (145, 2129508), (149, 2072340), (174, 1774590), (180, 1715437), (261, 1183060), (290, 1064754), (298, 1036170), (348, 887295), (397, 777780), (435, 709836), (447, 690780), (522, 591530), (580, 532377), (596, 518085), (745, 414468), (794, 388890), (870, 354918), (894, 345390), (1044, 295765), (1191, 259260), (1305, 236612), (1341, 230260), (1490, 207234), (1588, 194445), (1740, 177459), (1788, 172695), (1985, 155556), (2235, 138156), (2382, 129630), (2610, 118306), (2682, 115130), (2980, 103617), (3573, 86420), (3970, 77778), (4321, 71460), (4470, 69078), (4764, 64815), (5220, 59153), (5364, 57565), (5955, 51852), (6705, 46052), (7146, 43210), (7940, 38889), (8642, 35730), (8940, 34539), (11513, 26820), (11910, 25926), (12963, 23820), (13410, 23026), (14292, 21605), (17284, 17865)]