400267140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73309}}^1$

素因数の和:73341

約数の個数: 96

約数和(自身を含む): 1379400960

約数和(自身を除く): 979133820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 73309, 146618, 219927, 293236, 366545, 439854, 513163, 733090, 879708, 953017, 1026326, 1099635, 1466180, 1539489, 1906034, 2052652, 2199270, 2565815, 2859051, 3078978, 3812068, 4398540, 4765085, 5131630, 5718102, 6157956, 6671119, 7697445, 9530170, 10263260, 11436204, 13342238, 14295255, 15394890, 19060340, 20013357, 26684476, 28590510, 30789780, 33355595, 40026714, 57181020, 66711190, 80053428, 100066785, 133422380, 200133570, 400267140]

約数ペア:

[(1, 400267140), (2, 200133570), (3, 133422380), (4, 100066785), (5, 80053428), (6, 66711190), (7, 57181020), (10, 40026714), (12, 33355595), (13, 30789780), (14, 28590510), (15, 26684476), (20, 20013357), (21, 19060340), (26, 15394890), (28, 14295255), (30, 13342238), (35, 11436204), (39, 10263260), (42, 9530170), (52, 7697445), (60, 6671119), (65, 6157956), (70, 5718102), (78, 5131630), (84, 4765085), (91, 4398540), (105, 3812068), (130, 3078978), (140, 2859051), (156, 2565815), (182, 2199270), (195, 2052652), (210, 1906034), (260, 1539489), (273, 1466180), (364, 1099635), (390, 1026326), (420, 953017), (455, 879708), (546, 733090), (780, 513163), (910, 439854), (1092, 366545), (1365, 293236), (1820, 219927), (2730, 146618), (5460, 73309)]