255105200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2939}}^1$

素因数の和:2995

約数の個数: 120

約数和(自身を含む): 723287040

約数和(自身を除く): 468181840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 175, 200, 217, 248, 280, 310, 350, 400, 434, 496, 560, 620, 700, 775, 868, 1085, 1240, 1400, 1550, 1736, 2170, 2480, 2800, 2939, 3100, 3472, 4340, 5425, 5878, 6200, 8680, 10850, 11756, 12400, 14695, 17360, 20573, 21700, 23512, 29390, 41146, 43400, 47024, 58780, 73475, 82292, 86800, 91109, 102865, 117560, 146950, 164584, 182218, 205730, 235120, 293900, 329168, 364436, 411460, 455545, 514325, 587800, 637763, 728872, 822920, 911090, 1028650, 1175600, 1275526, 1457744, 1645840, 1822180, 2057300, 2277725, 2551052, 3188815, 3644360, 4114600, 4555450, 5102104, 6377630, 7288720, 8229200, 9110900, 10204208, 12755260, 15944075, 18221800, 25510520, 31888150, 36443600, 51021040, 63776300, 127552600, 255105200]

約数ペア:

[(1, 255105200), (2, 127552600), (4, 63776300), (5, 51021040), (7, 36443600), (8, 31888150), (10, 25510520), (14, 18221800), (16, 15944075), (20, 12755260), (25, 10204208), (28, 9110900), (31, 8229200), (35, 7288720), (40, 6377630), (50, 5102104), (56, 4555450), (62, 4114600), (70, 3644360), (80, 3188815), (100, 2551052), (112, 2277725), (124, 2057300), (140, 1822180), (155, 1645840), (175, 1457744), (200, 1275526), (217, 1175600), (248, 1028650), (280, 911090), (310, 822920), (350, 728872), (400, 637763), (434, 587800), (496, 514325), (560, 455545), (620, 411460), (700, 364436), (775, 329168), (868, 293900), (1085, 235120), (1240, 205730), (1400, 182218), (1550, 164584), (1736, 146950), (2170, 117560), (2480, 102865), (2800, 91109), (2939, 86800), (3100, 82292), (3472, 73475), (4340, 58780), (5425, 47024), (5878, 43400), (6200, 41146), (8680, 29390), (10850, 23512), (11756, 21700), (12400, 20573), (14695, 17360)]