64991520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{373}}^1$

素因数の和:416

約数の個数: 216

約数和(自身を含む): 244432188

約数和(自身を除く): 179440668

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 121, 132, 144, 160, 165, 176, 180, 198, 220, 240, 242, 264, 288, 330, 352, 360, 363, 373, 396, 440, 480, 484, 495, 528, 605, 660, 720, 726, 746, 792, 880, 968, 990, 1056, 1089, 1119, 1210, 1320, 1440, 1452, 1492, 1584, 1760, 1815, 1865, 1936, 1980, 2178, 2238, 2420, 2640, 2904, 2984, 3168, 3357, 3630, 3730, 3872, 3960, 4103, 4356, 4476, 4840, 5280, 5445, 5595, 5808, 5968, 6714, 7260, 7460, 7920, 8206, 8712, 8952, 9680, 10890, 11190, 11616, 11936, 12309, 13428, 14520, 14920, 15840, 16412, 16785, 17424, 17904, 19360, 20515, 21780, 22380, 24618, 26856, 29040, 29840, 32824, 33570, 34848, 35808, 36927, 41030, 43560, 44760, 45133, 49236, 53712, 58080, 59680, 61545, 65648, 67140, 73854, 82060, 87120, 89520, 90266, 98472, 107424, 123090, 131296, 134280, 135399, 147708, 164120, 174240, 179040, 180532, 184635, 196944, 225665, 246180, 268560, 270798, 295416, 328240, 361064, 369270, 393888, 406197, 451330, 492360, 537120, 541596, 590832, 656480, 676995, 722128, 738540, 812394, 902660, 984720, 1083192, 1181664, 1353990, 1444256, 1477080, 1624788, 1805320, 1969440, 2030985, 2166384, 2707980, 2954160, 3249576, 3610640, 4061970, 4332768, 5415960, 5908320, 6499152, 7221280, 8123940, 10831920, 12998304, 16247880, 21663840, 32495760, 64991520]

約数ペア:

[(1, 64991520), (2, 32495760), (3, 21663840), (4, 16247880), (5, 12998304), (6, 10831920), (8, 8123940), (9, 7221280), (10, 6499152), (11, 5908320), (12, 5415960), (15, 4332768), (16, 4061970), (18, 3610640), (20, 3249576), (22, 2954160), (24, 2707980), (30, 2166384), (32, 2030985), (33, 1969440), (36, 1805320), (40, 1624788), (44, 1477080), (45, 1444256), (48, 1353990), (55, 1181664), (60, 1083192), (66, 984720), (72, 902660), (80, 812394), (88, 738540), (90, 722128), (96, 676995), (99, 656480), (110, 590832), (120, 541596), (121, 537120), (132, 492360), (144, 451330), (160, 406197), (165, 393888), (176, 369270), (180, 361064), (198, 328240), (220, 295416), (240, 270798), (242, 268560), (264, 246180), (288, 225665), (330, 196944), (352, 184635), (360, 180532), (363, 179040), (373, 174240), (396, 164120), (440, 147708), (480, 135399), (484, 134280), (495, 131296), (528, 123090), (605, 107424), (660, 98472), (720, 90266), (726, 89520), (746, 87120), (792, 82060), (880, 73854), (968, 67140), (990, 65648), (1056, 61545), (1089, 59680), (1119, 58080), (1210, 53712), (1320, 49236), (1440, 45133), (1452, 44760), (1492, 43560), (1584, 41030), (1760, 36927), (1815, 35808), (1865, 34848), (1936, 33570), (1980, 32824), (2178, 29840), (2238, 29040), (2420, 26856), (2640, 24618), (2904, 22380), (2984, 21780), (3168, 20515), (3357, 19360), (3630, 17904), (3730, 17424), (3872, 16785), (3960, 16412), (4103, 15840), (4356, 14920), (4476, 14520), (4840, 13428), (5280, 12309), (5445, 11936), (5595, 11616), (5808, 11190), (5968, 10890), (6714, 9680), (7260, 8952), (7460, 8712), (7920, 8206)]