213004260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2381}}^1$

素因数の和:2474

約数の個数: 144

約数和(自身を含む): 749129472

約数和(自身を除く): 536125212

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 71, 84, 90, 105, 126, 140, 142, 180, 210, 213, 252, 284, 315, 355, 420, 426, 497, 630, 639, 710, 852, 994, 1065, 1260, 1278, 1420, 1491, 1988, 2130, 2381, 2485, 2556, 2982, 3195, 4260, 4473, 4762, 4970, 5964, 6390, 7143, 7455, 8946, 9524, 9940, 11905, 12780, 14286, 14910, 16667, 17892, 21429, 22365, 23810, 28572, 29820, 33334, 35715, 42858, 44730, 47620, 50001, 66668, 71430, 83335, 85716, 89460, 100002, 107145, 142860, 150003, 166670, 169051, 200004, 214290, 250005, 300006, 333340, 338102, 428580, 500010, 507153, 600012, 676204, 750015, 845255, 1000020, 1014306, 1183357, 1500030, 1521459, 1690510, 2028612, 2366714, 2535765, 3000060, 3042918, 3381020, 3550071, 4733428, 5071530, 5916785, 6085836, 7100142, 7607295, 10143060, 10650213, 11833570, 14200284, 15214590, 17750355, 21300426, 23667140, 30429180, 35500710, 42600852, 53251065, 71001420, 106502130, 213004260]

約数ペア:

[(1, 213004260), (2, 106502130), (3, 71001420), (4, 53251065), (5, 42600852), (6, 35500710), (7, 30429180), (9, 23667140), (10, 21300426), (12, 17750355), (14, 15214590), (15, 14200284), (18, 11833570), (20, 10650213), (21, 10143060), (28, 7607295), (30, 7100142), (35, 6085836), (36, 5916785), (42, 5071530), (45, 4733428), (60, 3550071), (63, 3381020), (70, 3042918), (71, 3000060), (84, 2535765), (90, 2366714), (105, 2028612), (126, 1690510), (140, 1521459), (142, 1500030), (180, 1183357), (210, 1014306), (213, 1000020), (252, 845255), (284, 750015), (315, 676204), (355, 600012), (420, 507153), (426, 500010), (497, 428580), (630, 338102), (639, 333340), (710, 300006), (852, 250005), (994, 214290), (1065, 200004), (1260, 169051), (1278, 166670), (1420, 150003), (1491, 142860), (1988, 107145), (2130, 100002), (2381, 89460), (2485, 85716), (2556, 83335), (2982, 71430), (3195, 66668), (4260, 50001), (4473, 47620), (4762, 44730), (4970, 42858), (5964, 35715), (6390, 33334), (7143, 29820), (7455, 28572), (8946, 23810), (9524, 22365), (9940, 21429), (11905, 17892), (12780, 16667), (14286, 14910)]