212834778

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 510935040

約数和(自身を除く): 298100262

約数列:

[1, 2, 3, 6, 13, 23, 26, 31, 39, 43, 46, 62, 69, 78, 86, 89, 93, 129, 138, 178, 186, 258, 267, 299, 403, 534, 559, 598, 713, 806, 897, 989, 1118, 1157, 1209, 1333, 1426, 1677, 1794, 1978, 2047, 2139, 2314, 2418, 2666, 2759, 2967, 3354, 3471, 3827, 3999, 4094, 4278, 5518, 5934, 6141, 6942, 7654, 7998, 8277, 9269, 11481, 12282, 12857, 16554, 17329, 18538, 22962, 25714, 26611, 27807, 30659, 34658, 35867, 38571, 49751, 51987, 53222, 55614, 61318, 63457, 71734, 77142, 79833, 88021, 91977, 99502, 103974, 107601, 118637, 126914, 149253, 159666, 176042, 183954, 190371, 215202, 237274, 264063, 298506, 355911, 380742, 398567, 528126, 711822, 797134, 824941, 1144273, 1195701, 1542281, 1649882, 2288546, 2391402, 2474823, 2728651, 3084562, 3432819, 4626843, 4949646, 5457302, 6865638, 8185953, 9253686, 16371906, 35472463, 70944926, 106417389, 212834778]

約数ペア:

[(1, 212834778), (2, 106417389), (3, 70944926), (6, 35472463), (13, 16371906), (23, 9253686), (26, 8185953), (31, 6865638), (39, 5457302), (43, 4949646), (46, 4626843), (62, 3432819), (69, 3084562), (78, 2728651), (86, 2474823), (89, 2391402), (93, 2288546), (129, 1649882), (138, 1542281), (178, 1195701), (186, 1144273), (258, 824941), (267, 797134), (299, 711822), (403, 528126), (534, 398567), (559, 380742), (598, 355911), (713, 298506), (806, 264063), (897, 237274), (989, 215202), (1118, 190371), (1157, 183954), (1209, 176042), (1333, 159666), (1426, 149253), (1677, 126914), (1794, 118637), (1978, 107601), (2047, 103974), (2139, 99502), (2314, 91977), (2418, 88021), (2666, 79833), (2759, 77142), (2967, 71734), (3354, 63457), (3471, 61318), (3827, 55614), (3999, 53222), (4094, 51987), (4278, 49751), (5518, 38571), (5934, 35867), (6141, 34658), (6942, 30659), (7654, 27807), (7998, 26611), (8277, 25714), (9269, 22962), (11481, 18538), (12282, 17329), (12857, 16554)]