195438460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{11731}}^1$

素因数の和:11771

約数の個数: 72

約数和(自身を含む): 505555344

約数和(自身を除く): 310116884

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 8330, 11731, 16660, 23462, 46924, 58655, 82117, 117310, 164234, 199427, 234620, 328468, 398854, 410585, 574819, 797708, 821170, 997135, 1149638, 1395989, 1642340, 1994270, 2299276, 2791978, 2874095, 3988540, 5583956, 5748190, 6979945, 9771923, 11496380, 13959890, 19543846, 27919780, 39087692, 48859615, 97719230, 195438460]

約数ペア:

[(1, 195438460), (2, 97719230), (4, 48859615), (5, 39087692), (7, 27919780), (10, 19543846), (14, 13959890), (17, 11496380), (20, 9771923), (28, 6979945), (34, 5748190), (35, 5583956), (49, 3988540), (68, 2874095), (70, 2791978), (85, 2299276), (98, 1994270), (119, 1642340), (140, 1395989), (170, 1149638), (196, 997135), (238, 821170), (245, 797708), (340, 574819), (476, 410585), (490, 398854), (595, 328468), (833, 234620), (980, 199427), (1190, 164234), (1666, 117310), (2380, 82117), (3332, 58655), (4165, 46924), (8330, 23462), (11731, 16660)]