66865140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:590

約数の個数: 144

約数和(自身を含む): 218889216

約数和(自身を除く): 152024076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 31, 36, 45, 46, 60, 62, 69, 90, 92, 93, 115, 124, 138, 155, 180, 186, 207, 230, 276, 279, 310, 345, 372, 414, 460, 465, 521, 558, 620, 690, 713, 828, 930, 1035, 1042, 1116, 1380, 1395, 1426, 1563, 1860, 2070, 2084, 2139, 2605, 2790, 2852, 3126, 3565, 4140, 4278, 4689, 5210, 5580, 6252, 6417, 7130, 7815, 8556, 9378, 10420, 10695, 11983, 12834, 14260, 15630, 16151, 18756, 21390, 23445, 23966, 25668, 31260, 32085, 32302, 35949, 42780, 46890, 47932, 48453, 59915, 64170, 64604, 71898, 80755, 93780, 96906, 107847, 119830, 128340, 143796, 145359, 161510, 179745, 193812, 215694, 239660, 242265, 290718, 323020, 359490, 371473, 431388, 484530, 539235, 581436, 718980, 726795, 742946, 969060, 1078470, 1114419, 1453590, 1485892, 1857365, 2156940, 2228838, 2907180, 3343257, 3714730, 4457676, 5572095, 6686514, 7429460, 11144190, 13373028, 16716285, 22288380, 33432570, 66865140]

約数ペア:

[(1, 66865140), (2, 33432570), (3, 22288380), (4, 16716285), (5, 13373028), (6, 11144190), (9, 7429460), (10, 6686514), (12, 5572095), (15, 4457676), (18, 3714730), (20, 3343257), (23, 2907180), (30, 2228838), (31, 2156940), (36, 1857365), (45, 1485892), (46, 1453590), (60, 1114419), (62, 1078470), (69, 969060), (90, 742946), (92, 726795), (93, 718980), (115, 581436), (124, 539235), (138, 484530), (155, 431388), (180, 371473), (186, 359490), (207, 323020), (230, 290718), (276, 242265), (279, 239660), (310, 215694), (345, 193812), (372, 179745), (414, 161510), (460, 145359), (465, 143796), (521, 128340), (558, 119830), (620, 107847), (690, 96906), (713, 93780), (828, 80755), (930, 71898), (1035, 64604), (1042, 64170), (1116, 59915), (1380, 48453), (1395, 47932), (1426, 46890), (1563, 42780), (1860, 35949), (2070, 32302), (2084, 32085), (2139, 31260), (2605, 25668), (2790, 23966), (2852, 23445), (3126, 21390), (3565, 18756), (4140, 16151), (4278, 15630), (4689, 14260), (5210, 12834), (5580, 11983), (6252, 10695), (6417, 10420), (7130, 9378), (7815, 8556)]