68628780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:197

約数の個数: 216

約数和(自身を含む): 240510816

約数和(自身を除く): 171882036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 121, 132, 137, 138, 165, 180, 198, 207, 220, 230, 242, 253, 274, 276, 330, 345, 363, 396, 411, 414, 460, 484, 495, 506, 548, 605, 660, 685, 690, 726, 759, 822, 828, 990, 1012, 1035, 1089, 1210, 1233, 1265, 1370, 1380, 1452, 1507, 1518, 1644, 1815, 1980, 2055, 2070, 2178, 2277, 2420, 2466, 2530, 2740, 2783, 3014, 3036, 3151, 3630, 3795, 4110, 4140, 4356, 4521, 4554, 4932, 5060, 5445, 5566, 6028, 6165, 6302, 7260, 7535, 7590, 8220, 8349, 9042, 9108, 9453, 10890, 11132, 11385, 12330, 12604, 13563, 13915, 15070, 15180, 15755, 16577, 16698, 18084, 18906, 21780, 22605, 22770, 24660, 25047, 27126, 27830, 28359, 30140, 31510, 33154, 33396, 34661, 37812, 41745, 45210, 45540, 47265, 49731, 50094, 54252, 55660, 56718, 63020, 66308, 67815, 69322, 82885, 83490, 90420, 94530, 99462, 100188, 103983, 113436, 125235, 135630, 138644, 141795, 149193, 165770, 166980, 173305, 189060, 198924, 207966, 248655, 250470, 271260, 283590, 298386, 311949, 331540, 346610, 381271, 415932, 497310, 500940, 519915, 567180, 596772, 623898, 693220, 745965, 762542, 994620, 1039830, 1143813, 1247796, 1491930, 1525084, 1559745, 1906355, 2079660, 2287626, 2983860, 3119490, 3431439, 3812710, 4575252, 5719065, 6238980, 6862878, 7625420, 11438130, 13725756, 17157195, 22876260, 34314390, 68628780]

約数ペア:

[(1, 68628780), (2, 34314390), (3, 22876260), (4, 17157195), (5, 13725756), (6, 11438130), (9, 7625420), (10, 6862878), (11, 6238980), (12, 5719065), (15, 4575252), (18, 3812710), (20, 3431439), (22, 3119490), (23, 2983860), (30, 2287626), (33, 2079660), (36, 1906355), (44, 1559745), (45, 1525084), (46, 1491930), (55, 1247796), (60, 1143813), (66, 1039830), (69, 994620), (90, 762542), (92, 745965), (99, 693220), (110, 623898), (115, 596772), (121, 567180), (132, 519915), (137, 500940), (138, 497310), (165, 415932), (180, 381271), (198, 346610), (207, 331540), (220, 311949), (230, 298386), (242, 283590), (253, 271260), (274, 250470), (276, 248655), (330, 207966), (345, 198924), (363, 189060), (396, 173305), (411, 166980), (414, 165770), (460, 149193), (484, 141795), (495, 138644), (506, 135630), (548, 125235), (605, 113436), (660, 103983), (685, 100188), (690, 99462), (726, 94530), (759, 90420), (822, 83490), (828, 82885), (990, 69322), (1012, 67815), (1035, 66308), (1089, 63020), (1210, 56718), (1233, 55660), (1265, 54252), (1370, 50094), (1380, 49731), (1452, 47265), (1507, 45540), (1518, 45210), (1644, 41745), (1815, 37812), (1980, 34661), (2055, 33396), (2070, 33154), (2178, 31510), (2277, 30140), (2420, 28359), (2466, 27830), (2530, 27126), (2740, 25047), (2783, 24660), (3014, 22770), (3036, 22605), (3151, 21780), (3630, 18906), (3795, 18084), (4110, 16698), (4140, 16577), (4356, 15755), (4521, 15180), (4554, 15070), (4932, 13915), (5060, 13563), (5445, 12604), (5566, 12330), (6028, 11385), (6165, 11132), (6302, 10890), (7260, 9453), (7535, 9108), (7590, 9042), (8220, 8349)]