312848900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1109}}^1$

素因数の和:1174

約数の個数: 144

約数和(自身を含む): 863278080

約数和(自身を除く): 550429180

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 31, 35, 50, 52, 62, 65, 70, 91, 100, 124, 130, 140, 155, 175, 182, 217, 260, 310, 325, 350, 364, 403, 434, 455, 620, 650, 700, 775, 806, 868, 910, 1085, 1109, 1300, 1550, 1612, 1820, 2015, 2170, 2218, 2275, 2821, 3100, 4030, 4340, 4436, 4550, 5425, 5545, 5642, 7763, 8060, 9100, 10075, 10850, 11090, 11284, 14105, 14417, 15526, 20150, 21700, 22180, 27725, 28210, 28834, 31052, 34379, 38815, 40300, 55450, 56420, 57668, 68758, 70525, 72085, 77630, 100919, 110900, 137516, 141050, 144170, 155260, 171895, 194075, 201838, 240653, 282100, 288340, 343790, 360425, 388150, 403676, 446927, 481306, 504595, 687580, 720850, 776300, 859475, 893854, 962612, 1009190, 1203265, 1441700, 1718950, 1787708, 2018380, 2234635, 2406530, 2522975, 3128489, 3437900, 4469270, 4813060, 5045950, 6016325, 6256978, 8938540, 10091900, 11173175, 12032650, 12513956, 15642445, 22346350, 24065300, 31284890, 44692700, 62569780, 78212225, 156424450, 312848900]

約数ペア:

[(1, 312848900), (2, 156424450), (4, 78212225), (5, 62569780), (7, 44692700), (10, 31284890), (13, 24065300), (14, 22346350), (20, 15642445), (25, 12513956), (26, 12032650), (28, 11173175), (31, 10091900), (35, 8938540), (50, 6256978), (52, 6016325), (62, 5045950), (65, 4813060), (70, 4469270), (91, 3437900), (100, 3128489), (124, 2522975), (130, 2406530), (140, 2234635), (155, 2018380), (175, 1787708), (182, 1718950), (217, 1441700), (260, 1203265), (310, 1009190), (325, 962612), (350, 893854), (364, 859475), (403, 776300), (434, 720850), (455, 687580), (620, 504595), (650, 481306), (700, 446927), (775, 403676), (806, 388150), (868, 360425), (910, 343790), (1085, 288340), (1109, 282100), (1300, 240653), (1550, 201838), (1612, 194075), (1820, 171895), (2015, 155260), (2170, 144170), (2218, 141050), (2275, 137516), (2821, 110900), (3100, 100919), (4030, 77630), (4340, 72085), (4436, 70525), (4550, 68758), (5425, 57668), (5545, 56420), (5642, 55450), (7763, 40300), (8060, 38815), (9100, 34379), (10075, 31052), (10850, 28834), (11090, 28210), (11284, 27725), (14105, 22180), (14417, 21700), (15526, 20150)]