642697440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17389}}^1$

素因数の和:17425

約数の個数: 192

約数和(自身を含む): 2524193280

約数和(自身を除く): 1881495840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 132, 140, 154, 160, 165, 168, 176, 210, 220, 224, 231, 240, 264, 280, 308, 330, 336, 352, 385, 420, 440, 462, 480, 528, 560, 616, 660, 672, 770, 840, 880, 924, 1056, 1120, 1155, 1232, 1320, 1540, 1680, 1760, 1848, 2310, 2464, 2640, 3080, 3360, 3696, 4620, 5280, 6160, 7392, 9240, 12320, 17389, 18480, 34778, 36960, 52167, 69556, 86945, 104334, 121723, 139112, 173890, 191279, 208668, 243446, 260835, 278224, 347780, 365169, 382558, 417336, 486892, 521670, 556448, 573837, 608615, 695560, 730338, 765116, 834672, 956395, 973784, 1043340, 1147674, 1217230, 1338953, 1391120, 1460676, 1530232, 1669344, 1825845, 1912790, 1947568, 2086680, 2295348, 2434460, 2677906, 2782240, 2869185, 2921352, 3060464, 3651690, 3825580, 3895136, 4016859, 4173360, 4590696, 4868920, 5355812, 5738370, 5842704, 6120928, 6694765, 7303380, 7651160, 8033718, 8346720, 9181392, 9737840, 10711624, 11476740, 11685408, 13389530, 14606760, 15302320, 16067436, 18362784, 19475680, 20084295, 21423248, 22953480, 26779060, 29213520, 30604640, 32134872, 40168590, 42846496, 45906960, 53558120, 58427040, 64269744, 80337180, 91813920, 107116240, 128539488, 160674360, 214232480, 321348720, 642697440]

約数ペア:

[(1, 642697440), (2, 321348720), (3, 214232480), (4, 160674360), (5, 128539488), (6, 107116240), (7, 91813920), (8, 80337180), (10, 64269744), (11, 58427040), (12, 53558120), (14, 45906960), (15, 42846496), (16, 40168590), (20, 32134872), (21, 30604640), (22, 29213520), (24, 26779060), (28, 22953480), (30, 21423248), (32, 20084295), (33, 19475680), (35, 18362784), (40, 16067436), (42, 15302320), (44, 14606760), (48, 13389530), (55, 11685408), (56, 11476740), (60, 10711624), (66, 9737840), (70, 9181392), (77, 8346720), (80, 8033718), (84, 7651160), (88, 7303380), (96, 6694765), (105, 6120928), (110, 5842704), (112, 5738370), (120, 5355812), (132, 4868920), (140, 4590696), (154, 4173360), (160, 4016859), (165, 3895136), (168, 3825580), (176, 3651690), (210, 3060464), (220, 2921352), (224, 2869185), (231, 2782240), (240, 2677906), (264, 2434460), (280, 2295348), (308, 2086680), (330, 1947568), (336, 1912790), (352, 1825845), (385, 1669344), (420, 1530232), (440, 1460676), (462, 1391120), (480, 1338953), (528, 1217230), (560, 1147674), (616, 1043340), (660, 973784), (672, 956395), (770, 834672), (840, 765116), (880, 730338), (924, 695560), (1056, 608615), (1120, 573837), (1155, 556448), (1232, 521670), (1320, 486892), (1540, 417336), (1680, 382558), (1760, 365169), (1848, 347780), (2310, 278224), (2464, 260835), (2640, 243446), (3080, 208668), (3360, 191279), (3696, 173890), (4620, 139112), (5280, 121723), (6160, 104334), (7392, 86945), (9240, 69556), (12320, 52167), (17389, 36960), (18480, 34778)]