216712320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:395

約数の個数: 256

約数和(自身を含む): 780226560

約数和(自身を除く): 563514240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 64, 66, 80, 88, 93, 96, 110, 120, 124, 128, 132, 155, 160, 165, 176, 186, 192, 220, 240, 248, 264, 310, 320, 330, 331, 341, 352, 372, 384, 440, 465, 480, 496, 528, 620, 640, 660, 662, 682, 704, 744, 880, 930, 960, 992, 993, 1023, 1056, 1240, 1320, 1324, 1364, 1408, 1488, 1655, 1705, 1760, 1860, 1920, 1984, 1986, 2046, 2112, 2480, 2640, 2648, 2728, 2976, 3310, 3410, 3520, 3641, 3720, 3968, 3972, 4092, 4224, 4960, 4965, 5115, 5280, 5296, 5456, 5952, 6620, 6820, 7040, 7282, 7440, 7944, 8184, 9920, 9930, 10230, 10261, 10560, 10592, 10912, 10923, 11904, 13240, 13640, 14564, 14880, 15888, 16368, 18205, 19840, 19860, 20460, 20522, 21120, 21184, 21824, 21846, 26480, 27280, 29128, 29760, 30783, 31776, 32736, 36410, 39720, 40920, 41044, 42368, 43648, 43692, 51305, 52960, 54560, 54615, 58256, 59520, 61566, 63552, 65472, 72820, 79440, 81840, 82088, 87384, 102610, 105920, 109120, 109230, 112871, 116512, 123132, 127104, 130944, 145640, 153915, 158880, 163680, 164176, 174768, 205220, 211840, 218240, 218460, 225742, 233024, 246264, 291280, 307830, 317760, 327360, 328352, 338613, 349536, 410440, 436920, 451484, 466048, 492528, 564355, 582560, 615660, 635520, 654720, 656704, 677226, 699072, 820880, 873840, 902968, 985056, 1128710, 1165120, 1231320, 1313408, 1354452, 1398144, 1641760, 1693065, 1747680, 1805936, 1970112, 2257420, 2330240, 2462640, 2708904, 3283520, 3386130, 3495360, 3611872, 3940224, 4514840, 4925280, 5417808, 6567040, 6772260, 6990720, 7223744, 9029680, 9850560, 10835616, 13544520, 14447488, 18059360, 19701120, 21671232, 27089040, 36118720, 43342464, 54178080, 72237440, 108356160, 216712320]

約数ペア:

[(1, 216712320), (2, 108356160), (3, 72237440), (4, 54178080), (5, 43342464), (6, 36118720), (8, 27089040), (10, 21671232), (11, 19701120), (12, 18059360), (15, 14447488), (16, 13544520), (20, 10835616), (22, 9850560), (24, 9029680), (30, 7223744), (31, 6990720), (32, 6772260), (33, 6567040), (40, 5417808), (44, 4925280), (48, 4514840), (55, 3940224), (60, 3611872), (62, 3495360), (64, 3386130), (66, 3283520), (80, 2708904), (88, 2462640), (93, 2330240), (96, 2257420), (110, 1970112), (120, 1805936), (124, 1747680), (128, 1693065), (132, 1641760), (155, 1398144), (160, 1354452), (165, 1313408), (176, 1231320), (186, 1165120), (192, 1128710), (220, 985056), (240, 902968), (248, 873840), (264, 820880), (310, 699072), (320, 677226), (330, 656704), (331, 654720), (341, 635520), (352, 615660), (372, 582560), (384, 564355), (440, 492528), (465, 466048), (480, 451484), (496, 436920), (528, 410440), (620, 349536), (640, 338613), (660, 328352), (662, 327360), (682, 317760), (704, 307830), (744, 291280), (880, 246264), (930, 233024), (960, 225742), (992, 218460), (993, 218240), (1023, 211840), (1056, 205220), (1240, 174768), (1320, 164176), (1324, 163680), (1364, 158880), (1408, 153915), (1488, 145640), (1655, 130944), (1705, 127104), (1760, 123132), (1860, 116512), (1920, 112871), (1984, 109230), (1986, 109120), (2046, 105920), (2112, 102610), (2480, 87384), (2640, 82088), (2648, 81840), (2728, 79440), (2976, 72820), (3310, 65472), (3410, 63552), (3520, 61566), (3641, 59520), (3720, 58256), (3968, 54615), (3972, 54560), (4092, 52960), (4224, 51305), (4960, 43692), (4965, 43648), (5115, 42368), (5280, 41044), (5296, 40920), (5456, 39720), (5952, 36410), (6620, 32736), (6820, 31776), (7040, 30783), (7282, 29760), (7440, 29128), (7944, 27280), (8184, 26480), (9920, 21846), (9930, 21824), (10230, 21184), (10261, 21120), (10560, 20522), (10592, 20460), (10912, 19860), (10923, 19840), (11904, 18205), (13240, 16368), (13640, 15888), (14564, 14880)]