211952790

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17707}}^1$

素因数の和:17746

約数の個数: 96

約数和(自身を含む): 662987520

約数和(自身を除く): 451034730

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 90, 95, 105, 114, 126, 133, 171, 190, 210, 266, 285, 315, 342, 399, 570, 630, 665, 798, 855, 1197, 1330, 1710, 1995, 2394, 3990, 5985, 11970, 17707, 35414, 53121, 88535, 106242, 123949, 159363, 177070, 247898, 265605, 318726, 336433, 371847, 531210, 619745, 672866, 743694, 796815, 1009299, 1115541, 1239490, 1593630, 1682165, 1859235, 2018598, 2231082, 2355031, 3027897, 3364330, 3718470, 4710062, 5046495, 5577705, 6055794, 7065093, 10092990, 11155410, 11775155, 14130186, 15139485, 21195279, 23550310, 30278970, 35325465, 42390558, 70650930, 105976395, 211952790]

約数ペア:

[(1, 211952790), (2, 105976395), (3, 70650930), (5, 42390558), (6, 35325465), (7, 30278970), (9, 23550310), (10, 21195279), (14, 15139485), (15, 14130186), (18, 11775155), (19, 11155410), (21, 10092990), (30, 7065093), (35, 6055794), (38, 5577705), (42, 5046495), (45, 4710062), (57, 3718470), (63, 3364330), (70, 3027897), (90, 2355031), (95, 2231082), (105, 2018598), (114, 1859235), (126, 1682165), (133, 1593630), (171, 1239490), (190, 1115541), (210, 1009299), (266, 796815), (285, 743694), (315, 672866), (342, 619745), (399, 531210), (570, 371847), (630, 336433), (665, 318726), (798, 265605), (855, 247898), (1197, 177070), (1330, 159363), (1710, 123949), (1995, 106242), (2394, 88535), (3990, 53121), (5985, 35414), (11970, 17707)]