131357240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2311}}^1$

素因数の和:2365

約数の個数: 96

約数和(自身を含む): 355816800

約数和(自身を除く): 224459560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 49, 56, 58, 70, 98, 116, 140, 145, 196, 203, 232, 245, 280, 290, 392, 406, 490, 580, 812, 980, 1015, 1160, 1421, 1624, 1960, 2030, 2311, 2842, 4060, 4622, 5684, 7105, 8120, 9244, 11368, 11555, 14210, 16177, 18488, 23110, 28420, 32354, 46220, 56840, 64708, 67019, 80885, 92440, 113239, 129416, 134038, 161770, 226478, 268076, 323540, 335095, 452956, 469133, 536152, 566195, 647080, 670190, 905912, 938266, 1132390, 1340380, 1876532, 2264780, 2345665, 2680760, 3283931, 3753064, 4529560, 4691330, 6567862, 9382660, 13135724, 16419655, 18765320, 26271448, 32839310, 65678620, 131357240]

約数ペア:

[(1, 131357240), (2, 65678620), (4, 32839310), (5, 26271448), (7, 18765320), (8, 16419655), (10, 13135724), (14, 9382660), (20, 6567862), (28, 4691330), (29, 4529560), (35, 3753064), (40, 3283931), (49, 2680760), (56, 2345665), (58, 2264780), (70, 1876532), (98, 1340380), (116, 1132390), (140, 938266), (145, 905912), (196, 670190), (203, 647080), (232, 566195), (245, 536152), (280, 469133), (290, 452956), (392, 335095), (406, 323540), (490, 268076), (580, 226478), (812, 161770), (980, 134038), (1015, 129416), (1160, 113239), (1421, 92440), (1624, 80885), (1960, 67019), (2030, 64708), (2311, 56840), (2842, 46220), (4060, 32354), (4622, 28420), (5684, 23110), (7105, 18488), (8120, 16177), (9244, 14210), (11368, 11555)]