67971780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:358

約数の個数: 144

約数和(自身を含む): 221523120

約数和(自身を除く): 153551340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 97, 102, 153, 170, 180, 194, 204, 229, 255, 291, 306, 340, 388, 458, 485, 510, 582, 612, 687, 765, 873, 916, 970, 1020, 1145, 1164, 1374, 1455, 1530, 1649, 1746, 1940, 2061, 2290, 2748, 2910, 3060, 3298, 3435, 3492, 3893, 4122, 4365, 4580, 4947, 5820, 6596, 6870, 7786, 8244, 8245, 8730, 9894, 10305, 11679, 13740, 14841, 15572, 16490, 17460, 19465, 19788, 20610, 22213, 23358, 24735, 29682, 32980, 35037, 38930, 41220, 44426, 46716, 49470, 58395, 59364, 66639, 70074, 74205, 77860, 88852, 98940, 111065, 116790, 133278, 140148, 148410, 175185, 199917, 222130, 233580, 266556, 296820, 333195, 350370, 377621, 399834, 444260, 666390, 700740, 755242, 799668, 999585, 1132863, 1332780, 1510484, 1888105, 1999170, 2265726, 3398589, 3776210, 3998340, 4531452, 5664315, 6797178, 7552420, 11328630, 13594356, 16992945, 22657260, 33985890, 67971780]

約数ペア:

[(1, 67971780), (2, 33985890), (3, 22657260), (4, 16992945), (5, 13594356), (6, 11328630), (9, 7552420), (10, 6797178), (12, 5664315), (15, 4531452), (17, 3998340), (18, 3776210), (20, 3398589), (30, 2265726), (34, 1999170), (36, 1888105), (45, 1510484), (51, 1332780), (60, 1132863), (68, 999585), (85, 799668), (90, 755242), (97, 700740), (102, 666390), (153, 444260), (170, 399834), (180, 377621), (194, 350370), (204, 333195), (229, 296820), (255, 266556), (291, 233580), (306, 222130), (340, 199917), (388, 175185), (458, 148410), (485, 140148), (510, 133278), (582, 116790), (612, 111065), (687, 98940), (765, 88852), (873, 77860), (916, 74205), (970, 70074), (1020, 66639), (1145, 59364), (1164, 58395), (1374, 49470), (1455, 46716), (1530, 44426), (1649, 41220), (1746, 38930), (1940, 35037), (2061, 32980), (2290, 29682), (2748, 24735), (2910, 23358), (3060, 22213), (3298, 20610), (3435, 19788), (3492, 19465), (3893, 17460), (4122, 16490), (4365, 15572), (4580, 14841), (4947, 13740), (5820, 11679), (6596, 10305), (6870, 9894), (7786, 8730), (8244, 8245)]