211025280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{839}}^1$

素因数の和:992

約数の個数: 128

約数和(自身を含む): 678585600

約数和(自身を除く): 467560320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 131, 160, 192, 240, 262, 320, 384, 393, 480, 524, 640, 655, 786, 839, 960, 1048, 1310, 1572, 1678, 1920, 1965, 2096, 2517, 2620, 3144, 3356, 3930, 4192, 4195, 5034, 5240, 6288, 6712, 7860, 8384, 8390, 10068, 10480, 12576, 12585, 13424, 15720, 16768, 16780, 20136, 20960, 25152, 25170, 26848, 31440, 33560, 40272, 41920, 50304, 50340, 53696, 62880, 67120, 80544, 83840, 100680, 107392, 109909, 125760, 134240, 161088, 201360, 219818, 251520, 268480, 322176, 329727, 402720, 439636, 536960, 549545, 659454, 805440, 879272, 1099090, 1318908, 1610880, 1648635, 1758544, 2198180, 2637816, 3297270, 3517088, 4396360, 5275632, 6594540, 7034176, 8792720, 10551264, 13189080, 14068352, 17585440, 21102528, 26378160, 35170880, 42205056, 52756320, 70341760, 105512640, 211025280]

約数ペア:

[(1, 211025280), (2, 105512640), (3, 70341760), (4, 52756320), (5, 42205056), (6, 35170880), (8, 26378160), (10, 21102528), (12, 17585440), (15, 14068352), (16, 13189080), (20, 10551264), (24, 8792720), (30, 7034176), (32, 6594540), (40, 5275632), (48, 4396360), (60, 3517088), (64, 3297270), (80, 2637816), (96, 2198180), (120, 1758544), (128, 1648635), (131, 1610880), (160, 1318908), (192, 1099090), (240, 879272), (262, 805440), (320, 659454), (384, 549545), (393, 536960), (480, 439636), (524, 402720), (640, 329727), (655, 322176), (786, 268480), (839, 251520), (960, 219818), (1048, 201360), (1310, 161088), (1572, 134240), (1678, 125760), (1920, 109909), (1965, 107392), (2096, 100680), (2517, 83840), (2620, 80544), (3144, 67120), (3356, 62880), (3930, 53696), (4192, 50340), (4195, 50304), (5034, 41920), (5240, 40272), (6288, 33560), (6712, 31440), (7860, 26848), (8384, 25170), (8390, 25152), (10068, 20960), (10480, 20136), (12576, 16780), (12585, 16768), (13424, 15720)]