317409120

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{31489}}^1$

素因数の和:31517

約数の個数: 144

約数和(自身を含む): 1237934880

約数和(自身を除く): 920525760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 31489, 62978, 94467, 125956, 157445, 188934, 220423, 251912, 283401, 314890, 377868, 440846, 472335, 503824, 566802, 629780, 661269, 755736, 881692, 944670, 1007648, 1102115, 1133604, 1259560, 1322538, 1417005, 1511472, 1763384, 1889340, 1983807, 2204230, 2267208, 2519120, 2645076, 2834010, 3022944, 3306345, 3526768, 3778680, 3967614, 4408460, 4534416, 5038240, 5290152, 5668020, 6612690, 7053536, 7557360, 7935228, 8816920, 9068832, 9919035, 10580304, 11336040, 13225380, 15114720, 15870456, 17633840, 19838070, 21160608, 22672080, 26450760, 31740912, 35267680, 39676140, 45344160, 52901520, 63481824, 79352280, 105803040, 158704560, 317409120]

約数ペア:

[(1, 317409120), (2, 158704560), (3, 105803040), (4, 79352280), (5, 63481824), (6, 52901520), (7, 45344160), (8, 39676140), (9, 35267680), (10, 31740912), (12, 26450760), (14, 22672080), (15, 21160608), (16, 19838070), (18, 17633840), (20, 15870456), (21, 15114720), (24, 13225380), (28, 11336040), (30, 10580304), (32, 9919035), (35, 9068832), (36, 8816920), (40, 7935228), (42, 7557360), (45, 7053536), (48, 6612690), (56, 5668020), (60, 5290152), (63, 5038240), (70, 4534416), (72, 4408460), (80, 3967614), (84, 3778680), (90, 3526768), (96, 3306345), (105, 3022944), (112, 2834010), (120, 2645076), (126, 2519120), (140, 2267208), (144, 2204230), (160, 1983807), (168, 1889340), (180, 1763384), (210, 1511472), (224, 1417005), (240, 1322538), (252, 1259560), (280, 1133604), (288, 1102115), (315, 1007648), (336, 944670), (360, 881692), (420, 755736), (480, 661269), (504, 629780), (560, 566802), (630, 503824), (672, 472335), (720, 440846), (840, 377868), (1008, 314890), (1120, 283401), (1260, 251912), (1440, 220423), (1680, 188934), (2016, 157445), (2520, 125956), (3360, 94467), (5040, 62978), (10080, 31489)]