218123928

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:531

約数の個数: 160

約数和(自身を含む): 677445120

約数和(自身を除く): 459321192

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 71, 72, 81, 88, 99, 108, 132, 142, 162, 198, 213, 216, 264, 284, 297, 324, 396, 426, 431, 568, 594, 639, 648, 781, 792, 852, 862, 891, 1188, 1278, 1293, 1562, 1704, 1724, 1782, 1917, 2343, 2376, 2556, 2586, 3124, 3448, 3564, 3834, 3879, 4686, 4741, 5112, 5172, 5751, 6248, 7029, 7128, 7668, 7758, 9372, 9482, 10344, 11502, 11637, 14058, 14223, 15336, 15516, 18744, 18964, 21087, 23004, 23274, 28116, 28446, 30601, 31032, 34911, 37928, 42174, 42669, 46008, 46548, 56232, 56892, 61202, 63261, 69822, 84348, 85338, 91803, 93096, 113784, 122404, 126522, 128007, 139644, 168696, 170676, 183606, 244808, 253044, 256014, 275409, 279288, 336611, 341352, 367212, 384021, 506088, 512028, 550818, 673222, 734424, 768042, 826227, 1009833, 1024056, 1101636, 1346444, 1536084, 1652454, 2019666, 2203272, 2478681, 2692888, 3029499, 3072168, 3304908, 4039332, 4957362, 6058998, 6609816, 8078664, 9088497, 9914724, 12117996, 18176994, 19829448, 24235992, 27265491, 36353988, 54530982, 72707976, 109061964, 218123928]

約数ペア:

[(1, 218123928), (2, 109061964), (3, 72707976), (4, 54530982), (6, 36353988), (8, 27265491), (9, 24235992), (11, 19829448), (12, 18176994), (18, 12117996), (22, 9914724), (24, 9088497), (27, 8078664), (33, 6609816), (36, 6058998), (44, 4957362), (54, 4039332), (66, 3304908), (71, 3072168), (72, 3029499), (81, 2692888), (88, 2478681), (99, 2203272), (108, 2019666), (132, 1652454), (142, 1536084), (162, 1346444), (198, 1101636), (213, 1024056), (216, 1009833), (264, 826227), (284, 768042), (297, 734424), (324, 673222), (396, 550818), (426, 512028), (431, 506088), (568, 384021), (594, 367212), (639, 341352), (648, 336611), (781, 279288), (792, 275409), (852, 256014), (862, 253044), (891, 244808), (1188, 183606), (1278, 170676), (1293, 168696), (1562, 139644), (1704, 128007), (1724, 126522), (1782, 122404), (1917, 113784), (2343, 93096), (2376, 91803), (2556, 85338), (2586, 84348), (3124, 69822), (3448, 63261), (3564, 61202), (3834, 56892), (3879, 56232), (4686, 46548), (4741, 46008), (5112, 42669), (5172, 42174), (5751, 37928), (6248, 34911), (7029, 31032), (7128, 30601), (7668, 28446), (7758, 28116), (9372, 23274), (9482, 23004), (10344, 21087), (11502, 18964), (11637, 18744), (14058, 15516), (14223, 15336)]