1213237760

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{857}}^1$

素因数の和:966

約数の個数: 160

約数和(自身を含む): 3370498560

約数和(自身を除く): 2157260800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 112, 128, 140, 158, 160, 224, 256, 280, 316, 320, 395, 448, 512, 553, 560, 632, 640, 790, 857, 896, 1106, 1120, 1264, 1280, 1580, 1714, 1792, 2212, 2240, 2528, 2560, 2765, 3160, 3428, 3584, 4285, 4424, 4480, 5056, 5530, 5999, 6320, 6856, 8570, 8848, 8960, 10112, 11060, 11998, 12640, 13712, 17140, 17696, 17920, 20224, 22120, 23996, 25280, 27424, 29995, 34280, 35392, 40448, 44240, 47992, 50560, 54848, 59990, 67703, 68560, 70784, 88480, 95984, 101120, 109696, 119980, 135406, 137120, 141568, 176960, 191968, 202240, 219392, 239960, 270812, 274240, 283136, 338515, 353920, 383936, 438784, 473921, 479920, 541624, 548480, 677030, 707840, 767872, 947842, 959840, 1083248, 1096960, 1354060, 1415680, 1535744, 1895684, 1919680, 2166496, 2193920, 2369605, 2708120, 3071488, 3791368, 3839360, 4332992, 4739210, 5416240, 7582736, 7678720, 8665984, 9478420, 10832480, 15165472, 15357440, 17331968, 18956840, 21664960, 30330944, 34663936, 37913680, 43329920, 60661888, 75827360, 86659840, 121323776, 151654720, 173319680, 242647552, 303309440, 606618880, 1213237760]

約数ペア:

[(1, 1213237760), (2, 606618880), (4, 303309440), (5, 242647552), (7, 173319680), (8, 151654720), (10, 121323776), (14, 86659840), (16, 75827360), (20, 60661888), (28, 43329920), (32, 37913680), (35, 34663936), (40, 30330944), (56, 21664960), (64, 18956840), (70, 17331968), (79, 15357440), (80, 15165472), (112, 10832480), (128, 9478420), (140, 8665984), (158, 7678720), (160, 7582736), (224, 5416240), (256, 4739210), (280, 4332992), (316, 3839360), (320, 3791368), (395, 3071488), (448, 2708120), (512, 2369605), (553, 2193920), (560, 2166496), (632, 1919680), (640, 1895684), (790, 1535744), (857, 1415680), (896, 1354060), (1106, 1096960), (1120, 1083248), (1264, 959840), (1280, 947842), (1580, 767872), (1714, 707840), (1792, 677030), (2212, 548480), (2240, 541624), (2528, 479920), (2560, 473921), (2765, 438784), (3160, 383936), (3428, 353920), (3584, 338515), (4285, 283136), (4424, 274240), (4480, 270812), (5056, 239960), (5530, 219392), (5999, 202240), (6320, 191968), (6856, 176960), (8570, 141568), (8848, 137120), (8960, 135406), (10112, 119980), (11060, 109696), (11998, 101120), (12640, 95984), (13712, 88480), (17140, 70784), (17696, 68560), (17920, 67703), (20224, 59990), (22120, 54848), (23996, 50560), (25280, 47992), (27424, 44240), (29995, 40448), (34280, 35392)]