21908332320

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{887}}^1\times {\mathrm{7351}}^1$

素因数の和:8263

約数の個数: 192

約数和(自身を含む): 78969655296

約数和(自身を除く): 57061322976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 887, 1120, 1680, 1774, 2661, 3360, 3548, 4435, 5322, 6209, 7096, 7351, 8870, 10644, 12418, 13305, 14192, 14702, 17740, 18627, 21288, 22053, 24836, 26610, 28384, 29404, 31045, 35480, 36755, 37254, 42576, 44106, 49672, 51457, 53220, 58808, 62090, 70960, 73510, 74508, 85152, 88212, 93135, 99344, 102914, 106440, 110265, 117616, 124180, 141920, 147020, 149016, 154371, 176424, 186270, 198688, 205828, 212880, 220530, 235232, 248360, 257285, 294040, 298032, 308742, 352848, 372540, 411656, 425760, 441060, 496720, 514570, 588080, 596064, 617484, 705696, 745080, 771855, 823312, 882120, 993440, 1029140, 1176160, 1234968, 1490160, 1543710, 1646624, 1764240, 2058280, 2469936, 2980320, 3087420, 3528480, 4116560, 4939872, 6174840, 6520337, 8233120, 12349680, 13040674, 19561011, 24699360, 26081348, 32601685, 39122022, 45642359, 52162696, 65203370, 78244044, 91284718, 97805055, 104325392, 130406740, 136927077, 156488088, 182569436, 195610110, 208650784, 228211795, 260813480, 273854154, 312976176, 365138872, 391220220, 456423590, 521626960, 547708308, 625952352, 684635385, 730277744, 782440440, 912847180, 1043253920, 1095416616, 1369270770, 1460555488, 1564880880, 1825694360, 2190833232, 2738541540, 3129761760, 3651388720, 4381666464, 5477083080, 7302777440, 10954166160, 21908332320]

約数ペア:

[(1, 21908332320), (2, 10954166160), (3, 7302777440), (4, 5477083080), (5, 4381666464), (6, 3651388720), (7, 3129761760), (8, 2738541540), (10, 2190833232), (12, 1825694360), (14, 1564880880), (15, 1460555488), (16, 1369270770), (20, 1095416616), (21, 1043253920), (24, 912847180), (28, 782440440), (30, 730277744), (32, 684635385), (35, 625952352), (40, 547708308), (42, 521626960), (48, 456423590), (56, 391220220), (60, 365138872), (70, 312976176), (80, 273854154), (84, 260813480), (96, 228211795), (105, 208650784), (112, 195610110), (120, 182569436), (140, 156488088), (160, 136927077), (168, 130406740), (210, 104325392), (224, 97805055), (240, 91284718), (280, 78244044), (336, 65203370), (420, 52162696), (480, 45642359), (560, 39122022), (672, 32601685), (840, 26081348), (887, 24699360), (1120, 19561011), (1680, 13040674), (1774, 12349680), (2661, 8233120), (3360, 6520337), (3548, 6174840), (4435, 4939872), (5322, 4116560), (6209, 3528480), (7096, 3087420), (7351, 2980320), (8870, 2469936), (10644, 2058280), (12418, 1764240), (13305, 1646624), (14192, 1543710), (14702, 1490160), (17740, 1234968), (18627, 1176160), (21288, 1029140), (22053, 993440), (24836, 882120), (26610, 823312), (28384, 771855), (29404, 745080), (31045, 705696), (35480, 617484), (36755, 596064), (37254, 588080), (42576, 514570), (44106, 496720), (49672, 441060), (51457, 425760), (53220, 411656), (58808, 372540), (62090, 352848), (70960, 308742), (73510, 298032), (74508, 294040), (85152, 257285), (88212, 248360), (93135, 235232), (99344, 220530), (102914, 212880), (106440, 205828), (110265, 198688), (117616, 186270), (124180, 176424), (141920, 154371), (147020, 149016)]