280641200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1373}}^1$

素因数の和:1471

約数の個数: 120

約数和(自身を含む): 781685088

約数和(自身を除く): 501043888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 73, 80, 100, 112, 140, 146, 175, 200, 280, 292, 350, 365, 400, 511, 560, 584, 700, 730, 1022, 1168, 1373, 1400, 1460, 1825, 2044, 2555, 2746, 2800, 2920, 3650, 4088, 5110, 5492, 5840, 6865, 7300, 8176, 9611, 10220, 10984, 12775, 13730, 14600, 19222, 20440, 21968, 25550, 27460, 29200, 34325, 38444, 40880, 48055, 51100, 54920, 68650, 76888, 96110, 100229, 102200, 109840, 137300, 153776, 192220, 200458, 204400, 240275, 274600, 384440, 400916, 480550, 501145, 549200, 701603, 768880, 801832, 961100, 1002290, 1403206, 1603664, 1922200, 2004580, 2505725, 2806412, 3508015, 3844400, 4009160, 5011450, 5612824, 7016030, 8018320, 10022900, 11225648, 14032060, 17540075, 20045800, 28064120, 35080150, 40091600, 56128240, 70160300, 140320600, 280641200]

約数ペア:

[(1, 280641200), (2, 140320600), (4, 70160300), (5, 56128240), (7, 40091600), (8, 35080150), (10, 28064120), (14, 20045800), (16, 17540075), (20, 14032060), (25, 11225648), (28, 10022900), (35, 8018320), (40, 7016030), (50, 5612824), (56, 5011450), (70, 4009160), (73, 3844400), (80, 3508015), (100, 2806412), (112, 2505725), (140, 2004580), (146, 1922200), (175, 1603664), (200, 1403206), (280, 1002290), (292, 961100), (350, 801832), (365, 768880), (400, 701603), (511, 549200), (560, 501145), (584, 480550), (700, 400916), (730, 384440), (1022, 274600), (1168, 240275), (1373, 204400), (1400, 200458), (1460, 192220), (1825, 153776), (2044, 137300), (2555, 109840), (2746, 102200), (2800, 100229), (2920, 96110), (3650, 76888), (4088, 68650), (5110, 54920), (5492, 51100), (5840, 48055), (6865, 40880), (7300, 38444), (8176, 34325), (9611, 29200), (10220, 27460), (10984, 25550), (12775, 21968), (13730, 20440), (14600, 19222)]