205841922

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 510935040

約数和(自身を除く): 305093118

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 31, 33, 39, 62, 66, 71, 78, 93, 109, 142, 143, 186, 213, 218, 286, 327, 341, 403, 426, 429, 654, 682, 781, 806, 858, 923, 1023, 1199, 1209, 1417, 1562, 1846, 2046, 2201, 2343, 2398, 2418, 2769, 2834, 3379, 3597, 4251, 4402, 4433, 4686, 5538, 6603, 6758, 7194, 7739, 8502, 8866, 10137, 10153, 13206, 13299, 15478, 15587, 20274, 20306, 23217, 24211, 26598, 28613, 30459, 31174, 37169, 43927, 46434, 46761, 48422, 57226, 60918, 72633, 74338, 85129, 85839, 87854, 93522, 100607, 111507, 131781, 145266, 170258, 171678, 201214, 223014, 239909, 255387, 263562, 301821, 314743, 479818, 483197, 510774, 603642, 629486, 719727, 944229, 966394, 1106677, 1439454, 1449591, 1888458, 2213354, 2638999, 2899182, 3118817, 3320031, 5277998, 6237634, 6640062, 7916997, 9356451, 15833994, 18712902, 34306987, 68613974, 102920961, 205841922]

約数ペア:

[(1, 205841922), (2, 102920961), (3, 68613974), (6, 34306987), (11, 18712902), (13, 15833994), (22, 9356451), (26, 7916997), (31, 6640062), (33, 6237634), (39, 5277998), (62, 3320031), (66, 3118817), (71, 2899182), (78, 2638999), (93, 2213354), (109, 1888458), (142, 1449591), (143, 1439454), (186, 1106677), (213, 966394), (218, 944229), (286, 719727), (327, 629486), (341, 603642), (403, 510774), (426, 483197), (429, 479818), (654, 314743), (682, 301821), (781, 263562), (806, 255387), (858, 239909), (923, 223014), (1023, 201214), (1199, 171678), (1209, 170258), (1417, 145266), (1562, 131781), (1846, 111507), (2046, 100607), (2201, 93522), (2343, 87854), (2398, 85839), (2418, 85129), (2769, 74338), (2834, 72633), (3379, 60918), (3597, 57226), (4251, 48422), (4402, 46761), (4433, 46434), (4686, 43927), (5538, 37169), (6603, 31174), (6758, 30459), (7194, 28613), (7739, 26598), (8502, 24211), (8866, 23217), (10137, 20306), (10153, 20274), (13206, 15587), (13299, 15478)]