201980240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{32789}}^1$

素因数の和:32820

約数の個数: 80

約数和(自身を含む): 585498240

約数和(自身を除く): 383518000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 32789, 65578, 131156, 163945, 229523, 262312, 327890, 360679, 459046, 524624, 655780, 721358, 918092, 1147615, 1311560, 1442716, 1803395, 1836184, 2295230, 2524753, 2623120, 2885432, 3606790, 3672368, 4590460, 5049506, 5770864, 7213580, 9180920, 10099012, 12623765, 14427160, 18361840, 20198024, 25247530, 28854320, 40396048, 50495060, 100990120, 201980240]

約数ペア:

[(1, 201980240), (2, 100990120), (4, 50495060), (5, 40396048), (7, 28854320), (8, 25247530), (10, 20198024), (11, 18361840), (14, 14427160), (16, 12623765), (20, 10099012), (22, 9180920), (28, 7213580), (35, 5770864), (40, 5049506), (44, 4590460), (55, 3672368), (56, 3606790), (70, 2885432), (77, 2623120), (80, 2524753), (88, 2295230), (110, 1836184), (112, 1803395), (140, 1442716), (154, 1311560), (176, 1147615), (220, 918092), (280, 721358), (308, 655780), (385, 524624), (440, 459046), (560, 360679), (616, 327890), (770, 262312), (880, 229523), (1232, 163945), (1540, 131156), (3080, 65578), (6160, 32789)]