1215319040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:119

約数の個数: 264

約数和(自身を含む): 3414887280

約数和(自身を除く): 2199568240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 32, 38, 40, 52, 62, 64, 65, 76, 80, 95, 104, 124, 128, 130, 152, 155, 160, 190, 208, 247, 248, 256, 260, 304, 310, 320, 380, 403, 416, 494, 496, 512, 520, 589, 608, 620, 640, 760, 806, 832, 961, 988, 992, 1024, 1040, 1178, 1216, 1235, 1240, 1280, 1520, 1612, 1664, 1922, 1976, 1984, 2015, 2080, 2356, 2432, 2470, 2480, 2560, 2945, 3040, 3224, 3328, 3844, 3952, 3968, 4030, 4160, 4712, 4805, 4864, 4940, 4960, 5120, 5890, 6080, 6448, 6656, 7657, 7688, 7904, 7936, 8060, 8320, 9424, 9610, 9728, 9880, 9920, 11780, 12160, 12493, 12896, 13312, 15314, 15376, 15808, 15872, 16120, 16640, 18259, 18848, 19220, 19456, 19760, 19840, 23560, 24320, 24986, 25792, 30628, 30752, 31616, 31744, 32240, 33280, 36518, 37696, 38285, 38440, 39520, 39680, 47120, 48640, 49972, 51584, 61256, 61504, 62465, 63232, 64480, 66560, 73036, 75392, 76570, 76880, 79040, 79360, 91295, 94240, 97280, 99944, 103168, 122512, 123008, 124930, 126464, 128960, 146072, 150784, 153140, 153760, 158080, 158720, 182590, 188480, 199888, 206336, 237367, 245024, 246016, 249860, 252928, 257920, 292144, 301568, 306280, 307520, 316160, 365180, 376960, 399776, 412672, 474734, 490048, 492032, 499720, 515840, 584288, 603136, 612560, 615040, 632320, 730360, 753920, 799552, 949468, 980096, 984064, 999440, 1031680, 1168576, 1186835, 1225120, 1230080, 1264640, 1460720, 1507840, 1599104, 1898936, 1960192, 1998880, 2063360, 2337152, 2373670, 2450240, 2460160, 2921440, 3015680, 3198208, 3797872, 3920384, 3997760, 4674304, 4747340, 4900480, 4920320, 5842880, 6396416, 7595744, 7840768, 7995520, 9348608, 9494680, 9800960, 11685760, 12792832, 15191488, 15991040, 18697216, 18989360, 19601920, 23371520, 30382976, 31982080, 37978720, 39203840, 46743040, 60765952, 63964160, 75957440, 93486080, 121531904, 151914880, 243063808, 303829760, 607659520, 1215319040]

約数ペア:

[(1, 1215319040), (2, 607659520), (4, 303829760), (5, 243063808), (8, 151914880), (10, 121531904), (13, 93486080), (16, 75957440), (19, 63964160), (20, 60765952), (26, 46743040), (31, 39203840), (32, 37978720), (38, 31982080), (40, 30382976), (52, 23371520), (62, 19601920), (64, 18989360), (65, 18697216), (76, 15991040), (80, 15191488), (95, 12792832), (104, 11685760), (124, 9800960), (128, 9494680), (130, 9348608), (152, 7995520), (155, 7840768), (160, 7595744), (190, 6396416), (208, 5842880), (247, 4920320), (248, 4900480), (256, 4747340), (260, 4674304), (304, 3997760), (310, 3920384), (320, 3797872), (380, 3198208), (403, 3015680), (416, 2921440), (494, 2460160), (496, 2450240), (512, 2373670), (520, 2337152), (589, 2063360), (608, 1998880), (620, 1960192), (640, 1898936), (760, 1599104), (806, 1507840), (832, 1460720), (961, 1264640), (988, 1230080), (992, 1225120), (1024, 1186835), (1040, 1168576), (1178, 1031680), (1216, 999440), (1235, 984064), (1240, 980096), (1280, 949468), (1520, 799552), (1612, 753920), (1664, 730360), (1922, 632320), (1976, 615040), (1984, 612560), (2015, 603136), (2080, 584288), (2356, 515840), (2432, 499720), (2470, 492032), (2480, 490048), (2560, 474734), (2945, 412672), (3040, 399776), (3224, 376960), (3328, 365180), (3844, 316160), (3952, 307520), (3968, 306280), (4030, 301568), (4160, 292144), (4712, 257920), (4805, 252928), (4864, 249860), (4940, 246016), (4960, 245024), (5120, 237367), (5890, 206336), (6080, 199888), (6448, 188480), (6656, 182590), (7657, 158720), (7688, 158080), (7904, 153760), (7936, 153140), (8060, 150784), (8320, 146072), (9424, 128960), (9610, 126464), (9728, 124930), (9880, 123008), (9920, 122512), (11780, 103168), (12160, 99944), (12493, 97280), (12896, 94240), (13312, 91295), (15314, 79360), (15376, 79040), (15808, 76880), (15872, 76570), (16120, 75392), (16640, 73036), (18259, 66560), (18848, 64480), (19220, 63232), (19456, 62465), (19760, 61504), (19840, 61256), (23560, 51584), (24320, 49972), (24986, 48640), (25792, 47120), (30628, 39680), (30752, 39520), (31616, 38440), (31744, 38285), (32240, 37696), (33280, 36518)]