643589388

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:147

約数の個数: 216

約数和(自身を含む): 1912803984

約数和(自身を除く): 1269214596

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 31, 36, 39, 52, 53, 54, 62, 78, 81, 93, 106, 108, 117, 124, 156, 159, 162, 186, 212, 234, 243, 279, 318, 324, 351, 372, 403, 468, 477, 486, 558, 636, 689, 702, 806, 837, 954, 961, 972, 1053, 1116, 1209, 1378, 1404, 1431, 1612, 1643, 1674, 1908, 1922, 2067, 2106, 2418, 2511, 2756, 2862, 2883, 3159, 3286, 3348, 3627, 3844, 4134, 4212, 4293, 4836, 4929, 5022, 5724, 5766, 6201, 6318, 6572, 7254, 7533, 8268, 8586, 8649, 9858, 10044, 10881, 11532, 12402, 12493, 12636, 12879, 14508, 14787, 15066, 17172, 17298, 18603, 19716, 21359, 21762, 24804, 24986, 25758, 25947, 29574, 30132, 32643, 34596, 37206, 37479, 42718, 43524, 44361, 49972, 50933, 51516, 51894, 55809, 59148, 64077, 65286, 74412, 74958, 77841, 85436, 88722, 97929, 101866, 103788, 111618, 112437, 128154, 130572, 133083, 149916, 152799, 155682, 167427, 177444, 192231, 195858, 203732, 223236, 224874, 233523, 256308, 266166, 305598, 311364, 334854, 337311, 384462, 391716, 399249, 449748, 458397, 467046, 532332, 576693, 611196, 662129, 669708, 674622, 768924, 798498, 916794, 934092, 1011933, 1153386, 1324258, 1349244, 1375191, 1596996, 1730079, 1833588, 1986387, 2023866, 2306772, 2648516, 2750382, 3035799, 3460158, 3972774, 4047732, 4125573, 5190237, 5500764, 5959161, 6071598, 6920316, 7945548, 8251146, 10380474, 11918322, 12143196, 12376719, 16502292, 17877483, 20760948, 23836644, 24753438, 35754966, 49506876, 53632449, 71509932, 107264898, 160897347, 214529796, 321794694, 643589388]

約数ペア:

[(1, 643589388), (2, 321794694), (3, 214529796), (4, 160897347), (6, 107264898), (9, 71509932), (12, 53632449), (13, 49506876), (18, 35754966), (26, 24753438), (27, 23836644), (31, 20760948), (36, 17877483), (39, 16502292), (52, 12376719), (53, 12143196), (54, 11918322), (62, 10380474), (78, 8251146), (81, 7945548), (93, 6920316), (106, 6071598), (108, 5959161), (117, 5500764), (124, 5190237), (156, 4125573), (159, 4047732), (162, 3972774), (186, 3460158), (212, 3035799), (234, 2750382), (243, 2648516), (279, 2306772), (318, 2023866), (324, 1986387), (351, 1833588), (372, 1730079), (403, 1596996), (468, 1375191), (477, 1349244), (486, 1324258), (558, 1153386), (636, 1011933), (689, 934092), (702, 916794), (806, 798498), (837, 768924), (954, 674622), (961, 669708), (972, 662129), (1053, 611196), (1116, 576693), (1209, 532332), (1378, 467046), (1404, 458397), (1431, 449748), (1612, 399249), (1643, 391716), (1674, 384462), (1908, 337311), (1922, 334854), (2067, 311364), (2106, 305598), (2418, 266166), (2511, 256308), (2756, 233523), (2862, 224874), (2883, 223236), (3159, 203732), (3286, 195858), (3348, 192231), (3627, 177444), (3844, 167427), (4134, 155682), (4212, 152799), (4293, 149916), (4836, 133083), (4929, 130572), (5022, 128154), (5724, 112437), (5766, 111618), (6201, 103788), (6318, 101866), (6572, 97929), (7254, 88722), (7533, 85436), (8268, 77841), (8586, 74958), (8649, 74412), (9858, 65286), (10044, 64077), (10881, 59148), (11532, 55809), (12402, 51894), (12493, 51516), (12636, 50933), (12879, 49972), (14508, 44361), (14787, 43524), (15066, 42718), (17172, 37479), (17298, 37206), (18603, 34596), (19716, 32643), (21359, 30132), (21762, 29574), (24804, 25947), (24986, 25758)]