18857840640

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9901}}^1$

素因数の和:9964

約数の個数: 208

約数和(自身を含む): 62290392576

約数和(自身を除く): 43432551936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 512, 620, 640, 744, 768, 930, 960, 992, 1024, 1240, 1280, 1488, 1536, 1860, 1920, 1984, 2048, 2480, 2560, 2976, 3072, 3720, 3840, 3968, 4096, 4960, 5120, 5952, 6144, 7440, 7680, 7936, 9901, 9920, 10240, 11904, 12288, 14880, 15360, 15872, 19802, 19840, 20480, 23808, 29703, 29760, 30720, 31744, 39604, 39680, 47616, 49505, 59406, 59520, 61440, 63488, 79208, 79360, 95232, 99010, 118812, 119040, 126976, 148515, 158416, 158720, 190464, 198020, 237624, 238080, 297030, 306931, 316832, 317440, 380928, 396040, 475248, 476160, 594060, 613862, 633664, 634880, 792080, 920793, 950496, 952320, 1188120, 1227724, 1267328, 1534655, 1584160, 1841586, 1900992, 1904640, 2376240, 2455448, 2534656, 3069310, 3168320, 3683172, 3801984, 4603965, 4752480, 4910896, 5069312, 6138620, 6336640, 7366344, 7603968, 9207930, 9504960, 9821792, 10138624, 12277240, 12673280, 14732688, 15207936, 18415860, 19009920, 19643584, 20277248, 24554480, 25346560, 29465376, 30415872, 36831720, 38019840, 39287168, 40554496, 49108960, 50693120, 58930752, 60831744, 73663440, 76039680, 78574336, 98217920, 101386240, 117861504, 121663488, 147326880, 152079360, 157148672, 196435840, 202772480, 235723008, 294653760, 304158720, 314297344, 392871680, 471446016, 589307520, 608317440, 628594688, 785743360, 942892032, 1178615040, 1257189376, 1571486720, 1885784064, 2357230080, 3142973440, 3771568128, 4714460160, 6285946880, 9428920320, 18857840640]

約数ペア:

[(1, 18857840640), (2, 9428920320), (3, 6285946880), (4, 4714460160), (5, 3771568128), (6, 3142973440), (8, 2357230080), (10, 1885784064), (12, 1571486720), (15, 1257189376), (16, 1178615040), (20, 942892032), (24, 785743360), (30, 628594688), (31, 608317440), (32, 589307520), (40, 471446016), (48, 392871680), (60, 314297344), (62, 304158720), (64, 294653760), (80, 235723008), (93, 202772480), (96, 196435840), (120, 157148672), (124, 152079360), (128, 147326880), (155, 121663488), (160, 117861504), (186, 101386240), (192, 98217920), (240, 78574336), (248, 76039680), (256, 73663440), (310, 60831744), (320, 58930752), (372, 50693120), (384, 49108960), (465, 40554496), (480, 39287168), (496, 38019840), (512, 36831720), (620, 30415872), (640, 29465376), (744, 25346560), (768, 24554480), (930, 20277248), (960, 19643584), (992, 19009920), (1024, 18415860), (1240, 15207936), (1280, 14732688), (1488, 12673280), (1536, 12277240), (1860, 10138624), (1920, 9821792), (1984, 9504960), (2048, 9207930), (2480, 7603968), (2560, 7366344), (2976, 6336640), (3072, 6138620), (3720, 5069312), (3840, 4910896), (3968, 4752480), (4096, 4603965), (4960, 3801984), (5120, 3683172), (5952, 3168320), (6144, 3069310), (7440, 2534656), (7680, 2455448), (7936, 2376240), (9901, 1904640), (9920, 1900992), (10240, 1841586), (11904, 1584160), (12288, 1534655), (14880, 1267328), (15360, 1227724), (15872, 1188120), (19802, 952320), (19840, 950496), (20480, 920793), (23808, 792080), (29703, 634880), (29760, 633664), (30720, 613862), (31744, 594060), (39604, 476160), (39680, 475248), (47616, 396040), (49505, 380928), (59406, 317440), (59520, 316832), (61440, 306931), (63488, 297030), (79208, 238080), (79360, 237624), (95232, 198020), (99010, 190464), (118812, 158720), (119040, 158416), (126976, 148515)]