66302775

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 153204480

約数和(自身を除く): 86901705

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 43, 45, 55, 63, 75, 77, 89, 99, 105, 129, 165, 175, 215, 225, 231, 267, 275, 301, 315, 385, 387, 445, 473, 495, 525, 623, 645, 693, 801, 825, 903, 979, 1075, 1155, 1335, 1419, 1505, 1575, 1869, 1925, 1935, 2225, 2365, 2475, 2709, 2937, 3115, 3225, 3311, 3465, 3827, 4005, 4257, 4515, 4895, 5607, 5775, 6675, 6853, 7095, 7525, 8811, 9345, 9675, 9933, 11481, 11825, 13545, 14685, 15575, 16555, 17325, 19135, 20025, 20559, 21285, 22575, 24475, 26789, 28035, 29799, 34265, 34443, 35475, 42097, 44055, 46725, 49665, 57405, 61677, 67725, 73425, 80367, 82775, 95675, 102795, 106425, 126291, 133945, 140175, 148995, 171325, 172215, 210485, 220275, 241101, 248325, 287025, 294679, 308385, 378873, 401835, 513975, 631455, 669725, 744975, 861075, 884037, 1052425, 1205505, 1473395, 1541925, 1894365, 2009175, 2652111, 3157275, 4420185, 6027525, 7366975, 9471825, 13260555, 22100925, 66302775]

約数ペア:

[(1, 66302775), (3, 22100925), (5, 13260555), (7, 9471825), (9, 7366975), (11, 6027525), (15, 4420185), (21, 3157275), (25, 2652111), (33, 2009175), (35, 1894365), (43, 1541925), (45, 1473395), (55, 1205505), (63, 1052425), (75, 884037), (77, 861075), (89, 744975), (99, 669725), (105, 631455), (129, 513975), (165, 401835), (175, 378873), (215, 308385), (225, 294679), (231, 287025), (267, 248325), (275, 241101), (301, 220275), (315, 210485), (385, 172215), (387, 171325), (445, 148995), (473, 140175), (495, 133945), (525, 126291), (623, 106425), (645, 102795), (693, 95675), (801, 82775), (825, 80367), (903, 73425), (979, 67725), (1075, 61677), (1155, 57405), (1335, 49665), (1419, 46725), (1505, 44055), (1575, 42097), (1869, 35475), (1925, 34443), (1935, 34265), (2225, 29799), (2365, 28035), (2475, 26789), (2709, 24475), (2937, 22575), (3115, 21285), (3225, 20559), (3311, 20025), (3465, 19135), (3827, 17325), (4005, 16555), (4257, 15575), (4515, 14685), (4895, 13545), (5607, 11825), (5775, 11481), (6675, 9933), (6853, 9675), (7095, 9345), (7525, 8811)]