78814440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:212

約数の個数: 192

約数和(自身を含む): 270138960

約数和(自身を除く): 191324520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 60, 61, 72, 74, 90, 97, 111, 120, 122, 148, 180, 183, 185, 194, 222, 244, 291, 296, 305, 333, 360, 366, 370, 388, 444, 485, 488, 549, 555, 582, 610, 666, 732, 740, 776, 873, 888, 915, 970, 1098, 1110, 1164, 1220, 1332, 1455, 1464, 1480, 1665, 1746, 1830, 1940, 2196, 2220, 2257, 2328, 2440, 2664, 2745, 2910, 3330, 3492, 3589, 3660, 3880, 4365, 4392, 4440, 4514, 5490, 5820, 5917, 6660, 6771, 6984, 7178, 7320, 8730, 9028, 10767, 10980, 11285, 11640, 11834, 13320, 13542, 14356, 17460, 17751, 17945, 18056, 20313, 21534, 21960, 22570, 23668, 27084, 28712, 29585, 32301, 33855, 34920, 35502, 35890, 40626, 43068, 45140, 47336, 53253, 53835, 54168, 59170, 64602, 67710, 71004, 71780, 81252, 86136, 88755, 90280, 101565, 106506, 107670, 118340, 129204, 135420, 142008, 143560, 161505, 162504, 177510, 203130, 213012, 215340, 218929, 236680, 258408, 266265, 270840, 323010, 355020, 406260, 426024, 430680, 437858, 532530, 646020, 656787, 710040, 812520, 875716, 1065060, 1094645, 1292040, 1313574, 1751432, 1970361, 2130120, 2189290, 2627148, 3283935, 3940722, 4378580, 5254296, 6567870, 7881444, 8757160, 9851805, 13135740, 15762888, 19703610, 26271480, 39407220, 78814440]

約数ペア:

[(1, 78814440), (2, 39407220), (3, 26271480), (4, 19703610), (5, 15762888), (6, 13135740), (8, 9851805), (9, 8757160), (10, 7881444), (12, 6567870), (15, 5254296), (18, 4378580), (20, 3940722), (24, 3283935), (30, 2627148), (36, 2189290), (37, 2130120), (40, 1970361), (45, 1751432), (60, 1313574), (61, 1292040), (72, 1094645), (74, 1065060), (90, 875716), (97, 812520), (111, 710040), (120, 656787), (122, 646020), (148, 532530), (180, 437858), (183, 430680), (185, 426024), (194, 406260), (222, 355020), (244, 323010), (291, 270840), (296, 266265), (305, 258408), (333, 236680), (360, 218929), (366, 215340), (370, 213012), (388, 203130), (444, 177510), (485, 162504), (488, 161505), (549, 143560), (555, 142008), (582, 135420), (610, 129204), (666, 118340), (732, 107670), (740, 106506), (776, 101565), (873, 90280), (888, 88755), (915, 86136), (970, 81252), (1098, 71780), (1110, 71004), (1164, 67710), (1220, 64602), (1332, 59170), (1455, 54168), (1464, 53835), (1480, 53253), (1665, 47336), (1746, 45140), (1830, 43068), (1940, 40626), (2196, 35890), (2220, 35502), (2257, 34920), (2328, 33855), (2440, 32301), (2664, 29585), (2745, 28712), (2910, 27084), (3330, 23668), (3492, 22570), (3589, 21960), (3660, 21534), (3880, 20313), (4365, 18056), (4392, 17945), (4440, 17751), (4514, 17460), (5490, 14356), (5820, 13542), (5917, 13320), (6660, 11834), (6771, 11640), (6984, 11285), (7178, 10980), (7320, 10767), (8730, 9028)]