212640470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{109}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 471873600

約数和(自身を除く): 259233130

約数列:

[1, 2, 5, 7, 10, 14, 29, 31, 35, 58, 62, 70, 109, 145, 155, 203, 217, 218, 290, 310, 406, 434, 545, 763, 899, 961, 1015, 1085, 1090, 1526, 1798, 1922, 2030, 2170, 3161, 3379, 3815, 4495, 4805, 6293, 6322, 6727, 6758, 7630, 8990, 9610, 12586, 13454, 15805, 16895, 22127, 23653, 27869, 31465, 31610, 33635, 33790, 44254, 47306, 55738, 62930, 67270, 97991, 104749, 110635, 118265, 139345, 195083, 195982, 209498, 221270, 236530, 278690, 390166, 489955, 523745, 685937, 733243, 975415, 979910, 1047490, 1371874, 1466486, 1950830, 3037721, 3429685, 3666215, 6075442, 6859370, 7332430, 15188605, 21264047, 30377210, 42528094, 106320235, 212640470]

約数ペア:

[(1, 212640470), (2, 106320235), (5, 42528094), (7, 30377210), (10, 21264047), (14, 15188605), (29, 7332430), (31, 6859370), (35, 6075442), (58, 3666215), (62, 3429685), (70, 3037721), (109, 1950830), (145, 1466486), (155, 1371874), (203, 1047490), (217, 979910), (218, 975415), (290, 733243), (310, 685937), (406, 523745), (434, 489955), (545, 390166), (763, 278690), (899, 236530), (961, 221270), (1015, 209498), (1085, 195982), (1090, 195083), (1526, 139345), (1798, 118265), (1922, 110635), (2030, 104749), (2170, 97991), (3161, 67270), (3379, 62930), (3815, 55738), (4495, 47306), (4805, 44254), (6293, 33790), (6322, 33635), (6727, 31610), (6758, 31465), (7630, 27869), (8990, 23653), (9610, 22127), (12586, 16895), (13454, 15805)]