211161720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22853}}^1$

素因数の和:22885

約数の個数: 128

約数和(自身を含む): 789834240

約数和(自身を除く): 578672520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 4620, 9240, 22853, 45706, 68559, 91412, 114265, 137118, 159971, 182824, 228530, 251383, 274236, 319942, 342795, 457060, 479913, 502766, 548472, 639884, 685590, 754149, 799855, 914120, 959826, 1005532, 1256915, 1279768, 1371180, 1508298, 1599710, 1759681, 1919652, 2011064, 2399565, 2513830, 2742360, 3016596, 3199420, 3519362, 3770745, 3839304, 4799130, 5027660, 5279043, 6033192, 6398840, 7038724, 7541490, 8798405, 9598260, 10055320, 10558086, 14077448, 15082980, 17596810, 19196520, 21116172, 26395215, 30165960, 35193620, 42232344, 52790430, 70387240, 105580860, 211161720]

約数ペア:

[(1, 211161720), (2, 105580860), (3, 70387240), (4, 52790430), (5, 42232344), (6, 35193620), (7, 30165960), (8, 26395215), (10, 21116172), (11, 19196520), (12, 17596810), (14, 15082980), (15, 14077448), (20, 10558086), (21, 10055320), (22, 9598260), (24, 8798405), (28, 7541490), (30, 7038724), (33, 6398840), (35, 6033192), (40, 5279043), (42, 5027660), (44, 4799130), (55, 3839304), (56, 3770745), (60, 3519362), (66, 3199420), (70, 3016596), (77, 2742360), (84, 2513830), (88, 2399565), (105, 2011064), (110, 1919652), (120, 1759681), (132, 1599710), (140, 1508298), (154, 1371180), (165, 1279768), (168, 1256915), (210, 1005532), (220, 959826), (231, 914120), (264, 799855), (280, 754149), (308, 685590), (330, 639884), (385, 548472), (420, 502766), (440, 479913), (462, 457060), (616, 342795), (660, 319942), (770, 274236), (840, 251383), (924, 228530), (1155, 182824), (1320, 159971), (1540, 137118), (1848, 114265), (2310, 91412), (3080, 68559), (4620, 45706), (9240, 22853)]