76877280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:489

約数の個数: 144

約数和(自身を含む): 264648384

約数和(自身を除く): 187771104

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 197, 240, 271, 288, 360, 394, 480, 542, 591, 720, 788, 813, 985, 1084, 1182, 1355, 1440, 1576, 1626, 1773, 1970, 2168, 2364, 2439, 2710, 2955, 3152, 3252, 3546, 3940, 4065, 4336, 4728, 4878, 5420, 5910, 6304, 6504, 7092, 7880, 8130, 8672, 8865, 9456, 9756, 10840, 11820, 12195, 13008, 14184, 15760, 16260, 17730, 18912, 19512, 21680, 23640, 24390, 26016, 28368, 31520, 32520, 35460, 39024, 43360, 47280, 48780, 53387, 56736, 65040, 70920, 78048, 94560, 97560, 106774, 130080, 141840, 160161, 195120, 213548, 266935, 283680, 320322, 390240, 427096, 480483, 533870, 640644, 800805, 854192, 960966, 1067740, 1281288, 1601610, 1708384, 1921932, 2135480, 2402415, 2562576, 3203220, 3843864, 4270960, 4804830, 5125152, 6406440, 7687728, 8541920, 9609660, 12812880, 15375456, 19219320, 25625760, 38438640, 76877280]

約数ペア:

[(1, 76877280), (2, 38438640), (3, 25625760), (4, 19219320), (5, 15375456), (6, 12812880), (8, 9609660), (9, 8541920), (10, 7687728), (12, 6406440), (15, 5125152), (16, 4804830), (18, 4270960), (20, 3843864), (24, 3203220), (30, 2562576), (32, 2402415), (36, 2135480), (40, 1921932), (45, 1708384), (48, 1601610), (60, 1281288), (72, 1067740), (80, 960966), (90, 854192), (96, 800805), (120, 640644), (144, 533870), (160, 480483), (180, 427096), (197, 390240), (240, 320322), (271, 283680), (288, 266935), (360, 213548), (394, 195120), (480, 160161), (542, 141840), (591, 130080), (720, 106774), (788, 97560), (813, 94560), (985, 78048), (1084, 70920), (1182, 65040), (1355, 56736), (1440, 53387), (1576, 48780), (1626, 47280), (1773, 43360), (1970, 39024), (2168, 35460), (2364, 32520), (2439, 31520), (2710, 28368), (2955, 26016), (3152, 24390), (3252, 23640), (3546, 21680), (3940, 19512), (4065, 18912), (4336, 17730), (4728, 16260), (4878, 15760), (5420, 14184), (5910, 13008), (6304, 12195), (6504, 11820), (7092, 10840), (7880, 9756), (8130, 9456), (8672, 8865)]