991019904

素因数分解:

$2^7\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1699}}^1$

素因数の和:1761

約数の個数: 192

約数和(自身を含む): 3162816000

約数和(自身を除く): 2171796096

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 49, 56, 62, 64, 84, 93, 96, 98, 112, 124, 128, 147, 168, 186, 192, 196, 217, 224, 248, 294, 336, 372, 384, 392, 434, 448, 496, 588, 651, 672, 744, 784, 868, 896, 992, 1176, 1302, 1344, 1488, 1519, 1568, 1699, 1736, 1984, 2352, 2604, 2688, 2976, 3038, 3136, 3398, 3472, 3968, 4557, 4704, 5097, 5208, 5952, 6076, 6272, 6796, 6944, 9114, 9408, 10194, 10416, 11893, 11904, 12152, 13592, 13888, 18228, 18816, 20388, 20832, 23786, 24304, 27184, 27776, 35679, 36456, 40776, 41664, 47572, 48608, 52669, 54368, 71358, 72912, 81552, 83251, 83328, 95144, 97216, 105338, 108736, 142716, 145824, 158007, 163104, 166502, 190288, 194432, 210676, 217472, 249753, 285432, 291648, 316014, 326208, 333004, 368683, 380576, 421352, 499506, 570864, 583296, 632028, 652416, 666008, 737366, 761152, 842704, 999012, 1106049, 1141728, 1264056, 1332016, 1474732, 1522304, 1685408, 1998024, 2212098, 2283456, 2528112, 2580781, 2664032, 2949464, 3370816, 3996048, 4424196, 4566912, 5056224, 5161562, 5328064, 5898928, 6741632, 7742343, 7992096, 8848392, 10112448, 10323124, 10656128, 11797856, 15484686, 15984192, 17696784, 20224896, 20646248, 23595712, 30969372, 31968384, 35393568, 41292496, 47191424, 61938744, 70787136, 82584992, 123877488, 141574272, 165169984, 247754976, 330339968, 495509952, 991019904]

約数ペア:

[(1, 991019904), (2, 495509952), (3, 330339968), (4, 247754976), (6, 165169984), (7, 141574272), (8, 123877488), (12, 82584992), (14, 70787136), (16, 61938744), (21, 47191424), (24, 41292496), (28, 35393568), (31, 31968384), (32, 30969372), (42, 23595712), (48, 20646248), (49, 20224896), (56, 17696784), (62, 15984192), (64, 15484686), (84, 11797856), (93, 10656128), (96, 10323124), (98, 10112448), (112, 8848392), (124, 7992096), (128, 7742343), (147, 6741632), (168, 5898928), (186, 5328064), (192, 5161562), (196, 5056224), (217, 4566912), (224, 4424196), (248, 3996048), (294, 3370816), (336, 2949464), (372, 2664032), (384, 2580781), (392, 2528112), (434, 2283456), (448, 2212098), (496, 1998024), (588, 1685408), (651, 1522304), (672, 1474732), (744, 1332016), (784, 1264056), (868, 1141728), (896, 1106049), (992, 999012), (1176, 842704), (1302, 761152), (1344, 737366), (1488, 666008), (1519, 652416), (1568, 632028), (1699, 583296), (1736, 570864), (1984, 499506), (2352, 421352), (2604, 380576), (2688, 368683), (2976, 333004), (3038, 326208), (3136, 316014), (3398, 291648), (3472, 285432), (3968, 249753), (4557, 217472), (4704, 210676), (5097, 194432), (5208, 190288), (5952, 166502), (6076, 163104), (6272, 158007), (6796, 145824), (6944, 142716), (9114, 108736), (9408, 105338), (10194, 97216), (10416, 95144), (11893, 83328), (11904, 83251), (12152, 81552), (13592, 72912), (13888, 71358), (18228, 54368), (18816, 52669), (20388, 48608), (20832, 47572), (23786, 41664), (24304, 40776), (27184, 36456), (27776, 35679)]