20120370688

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{401}}^1$

素因数の和:640

約数の個数: 160

約数和(自身を含む): 45006762240

約数和(自身を除く): 24886391552

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 59, 64, 88, 118, 128, 151, 176, 236, 256, 302, 352, 401, 472, 512, 604, 649, 704, 802, 944, 1208, 1298, 1408, 1604, 1661, 1888, 2416, 2596, 2816, 3208, 3322, 3776, 4411, 4832, 5192, 5632, 6416, 6644, 7552, 8822, 8909, 9664, 10384, 12832, 13288, 15104, 17644, 17818, 19328, 20768, 23659, 25664, 26576, 30208, 35288, 35636, 38656, 41536, 47318, 51328, 53152, 60551, 70576, 71272, 77312, 83072, 94636, 97999, 102656, 106304, 121102, 141152, 142544, 166144, 189272, 195998, 205312, 212608, 242204, 260249, 282304, 285088, 332288, 378544, 391996, 425216, 484408, 520498, 564608, 570176, 666061, 757088, 783992, 850432, 968816, 1040996, 1129216, 1140352, 1332122, 1514176, 1567984, 1937632, 2081992, 2258432, 2280704, 2664244, 3028352, 3135968, 3572509, 3875264, 4163984, 4561408, 5328488, 6056704, 6271936, 7145018, 7750528, 8327968, 10656976, 12113408, 12543872, 14290036, 15501056, 16655936, 21313952, 25087744, 28580072, 31002112, 33311872, 39297599, 42627904, 50175488, 57160144, 66623744, 78595198, 85255808, 114320288, 133247488, 157190396, 170511616, 228640576, 314380792, 341023232, 457281152, 628761584, 914562304, 1257523168, 1829124608, 2515046336, 5030092672, 10060185344, 20120370688]

約数ペア:

[(1, 20120370688), (2, 10060185344), (4, 5030092672), (8, 2515046336), (11, 1829124608), (16, 1257523168), (22, 914562304), (32, 628761584), (44, 457281152), (59, 341023232), (64, 314380792), (88, 228640576), (118, 170511616), (128, 157190396), (151, 133247488), (176, 114320288), (236, 85255808), (256, 78595198), (302, 66623744), (352, 57160144), (401, 50175488), (472, 42627904), (512, 39297599), (604, 33311872), (649, 31002112), (704, 28580072), (802, 25087744), (944, 21313952), (1208, 16655936), (1298, 15501056), (1408, 14290036), (1604, 12543872), (1661, 12113408), (1888, 10656976), (2416, 8327968), (2596, 7750528), (2816, 7145018), (3208, 6271936), (3322, 6056704), (3776, 5328488), (4411, 4561408), (4832, 4163984), (5192, 3875264), (5632, 3572509), (6416, 3135968), (6644, 3028352), (7552, 2664244), (8822, 2280704), (8909, 2258432), (9664, 2081992), (10384, 1937632), (12832, 1567984), (13288, 1514176), (15104, 1332122), (17644, 1140352), (17818, 1129216), (19328, 1040996), (20768, 968816), (23659, 850432), (25664, 783992), (26576, 757088), (30208, 666061), (35288, 570176), (35636, 564608), (38656, 520498), (41536, 484408), (47318, 425216), (51328, 391996), (53152, 378544), (60551, 332288), (70576, 285088), (71272, 282304), (77312, 260249), (83072, 242204), (94636, 212608), (97999, 205312), (102656, 195998), (106304, 189272), (121102, 166144), (141152, 142544)]