195247920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:240

約数の個数: 320

約数和(自身を含む): 749666304

約数和(自身を除く): 554418384

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 31, 35, 40, 42, 46, 48, 56, 60, 62, 69, 70, 80, 84, 92, 93, 105, 112, 115, 120, 124, 138, 140, 155, 161, 163, 168, 184, 186, 210, 217, 230, 240, 248, 276, 280, 310, 322, 326, 336, 345, 368, 372, 420, 434, 460, 465, 483, 489, 496, 552, 560, 620, 644, 651, 652, 690, 713, 744, 805, 815, 840, 868, 920, 930, 966, 978, 1085, 1104, 1141, 1240, 1288, 1302, 1304, 1380, 1426, 1488, 1610, 1630, 1680, 1736, 1840, 1860, 1932, 1956, 2139, 2170, 2282, 2415, 2445, 2480, 2576, 2604, 2608, 2760, 2852, 3220, 3255, 3260, 3423, 3472, 3565, 3720, 3749, 3864, 3912, 4278, 4340, 4564, 4830, 4890, 4991, 5053, 5208, 5520, 5704, 5705, 6440, 6510, 6520, 6846, 7130, 7440, 7498, 7728, 7824, 8556, 8680, 9128, 9660, 9780, 9982, 10106, 10416, 10695, 11247, 11408, 11410, 12880, 13020, 13040, 13692, 14260, 14973, 14996, 15159, 17112, 17115, 17360, 18256, 18745, 19320, 19560, 19964, 20212, 21390, 22494, 22820, 24955, 25265, 26040, 26243, 27384, 28520, 29946, 29992, 30318, 34224, 34230, 35371, 37490, 38640, 39120, 39928, 40424, 42780, 44988, 45640, 49910, 50530, 52080, 52486, 54768, 56235, 57040, 59892, 59984, 60636, 68460, 70742, 74865, 74980, 75795, 78729, 79856, 80848, 85560, 89976, 91280, 99820, 101060, 104972, 106113, 112470, 116219, 119784, 121272, 131215, 136920, 141484, 149730, 149960, 151590, 157458, 171120, 176855, 179952, 199640, 202120, 209944, 212226, 224940, 232438, 239568, 242544, 262430, 273840, 282968, 299460, 299920, 303180, 314916, 348657, 353710, 393645, 399280, 404240, 419888, 424452, 449880, 464876, 524860, 530565, 565936, 581095, 598920, 606360, 629832, 697314, 707420, 787290, 813533, 848904, 899760, 929752, 1049720, 1061130, 1162190, 1197840, 1212720, 1259664, 1394628, 1414840, 1574580, 1627066, 1697808, 1743285, 1859504, 2099440, 2122260, 2324380, 2440599, 2789256, 2829680, 3149160, 3254132, 3486570, 4067665, 4244520, 4648760, 4881198, 5578512, 6298320, 6508264, 6973140, 8135330, 8489040, 9297520, 9762396, 12202995, 13016528, 13946280, 16270660, 19524792, 24405990, 27892560, 32541320, 39049584, 48811980, 65082640, 97623960, 195247920]

約数ペア:

[(1, 195247920), (2, 97623960), (3, 65082640), (4, 48811980), (5, 39049584), (6, 32541320), (7, 27892560), (8, 24405990), (10, 19524792), (12, 16270660), (14, 13946280), (15, 13016528), (16, 12202995), (20, 9762396), (21, 9297520), (23, 8489040), (24, 8135330), (28, 6973140), (30, 6508264), (31, 6298320), (35, 5578512), (40, 4881198), (42, 4648760), (46, 4244520), (48, 4067665), (56, 3486570), (60, 3254132), (62, 3149160), (69, 2829680), (70, 2789256), (80, 2440599), (84, 2324380), (92, 2122260), (93, 2099440), (105, 1859504), (112, 1743285), (115, 1697808), (120, 1627066), (124, 1574580), (138, 1414840), (140, 1394628), (155, 1259664), (161, 1212720), (163, 1197840), (168, 1162190), (184, 1061130), (186, 1049720), (210, 929752), (217, 899760), (230, 848904), (240, 813533), (248, 787290), (276, 707420), (280, 697314), (310, 629832), (322, 606360), (326, 598920), (336, 581095), (345, 565936), (368, 530565), (372, 524860), (420, 464876), (434, 449880), (460, 424452), (465, 419888), (483, 404240), (489, 399280), (496, 393645), (552, 353710), (560, 348657), (620, 314916), (644, 303180), (651, 299920), (652, 299460), (690, 282968), (713, 273840), (744, 262430), (805, 242544), (815, 239568), (840, 232438), (868, 224940), (920, 212226), (930, 209944), (966, 202120), (978, 199640), (1085, 179952), (1104, 176855), (1141, 171120), (1240, 157458), (1288, 151590), (1302, 149960), (1304, 149730), (1380, 141484), (1426, 136920), (1488, 131215), (1610, 121272), (1630, 119784), (1680, 116219), (1736, 112470), (1840, 106113), (1860, 104972), (1932, 101060), (1956, 99820), (2139, 91280), (2170, 89976), (2282, 85560), (2415, 80848), (2445, 79856), (2480, 78729), (2576, 75795), (2604, 74980), (2608, 74865), (2760, 70742), (2852, 68460), (3220, 60636), (3255, 59984), (3260, 59892), (3423, 57040), (3472, 56235), (3565, 54768), (3720, 52486), (3749, 52080), (3864, 50530), (3912, 49910), (4278, 45640), (4340, 44988), (4564, 42780), (4830, 40424), (4890, 39928), (4991, 39120), (5053, 38640), (5208, 37490), (5520, 35371), (5704, 34230), (5705, 34224), (6440, 30318), (6510, 29992), (6520, 29946), (6846, 28520), (7130, 27384), (7440, 26243), (7498, 26040), (7728, 25265), (7824, 24955), (8556, 22820), (8680, 22494), (9128, 21390), (9660, 20212), (9780, 19964), (9982, 19560), (10106, 19320), (10416, 18745), (10695, 18256), (11247, 17360), (11408, 17115), (11410, 17112), (12880, 15159), (13020, 14996), (13040, 14973), (13692, 14260)]