67953420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:504

約数の個数: 144

約数和(自身を含む): 222899040

約数和(自身を除く): 154945620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 53, 60, 68, 85, 90, 102, 106, 153, 159, 170, 180, 204, 212, 255, 265, 306, 318, 340, 419, 477, 510, 530, 612, 636, 765, 795, 838, 901, 954, 1020, 1060, 1257, 1530, 1590, 1676, 1802, 1908, 2095, 2385, 2514, 2703, 3060, 3180, 3604, 3771, 4190, 4505, 4770, 5028, 5406, 6285, 7123, 7542, 8109, 8380, 9010, 9540, 10812, 12570, 13515, 14246, 15084, 16218, 18020, 18855, 21369, 22207, 25140, 27030, 28492, 32436, 35615, 37710, 40545, 42738, 44414, 54060, 64107, 66621, 71230, 75420, 81090, 85476, 88828, 106845, 111035, 128214, 133242, 142460, 162180, 199863, 213690, 222070, 256428, 266484, 320535, 333105, 377519, 399726, 427380, 444140, 641070, 666210, 755038, 799452, 999315, 1132557, 1282140, 1332420, 1510076, 1887595, 1998630, 2265114, 3397671, 3775190, 3997260, 4530228, 5662785, 6795342, 7550380, 11325570, 13590684, 16988355, 22651140, 33976710, 67953420]

約数ペア:

[(1, 67953420), (2, 33976710), (3, 22651140), (4, 16988355), (5, 13590684), (6, 11325570), (9, 7550380), (10, 6795342), (12, 5662785), (15, 4530228), (17, 3997260), (18, 3775190), (20, 3397671), (30, 2265114), (34, 1998630), (36, 1887595), (45, 1510076), (51, 1332420), (53, 1282140), (60, 1132557), (68, 999315), (85, 799452), (90, 755038), (102, 666210), (106, 641070), (153, 444140), (159, 427380), (170, 399726), (180, 377519), (204, 333105), (212, 320535), (255, 266484), (265, 256428), (306, 222070), (318, 213690), (340, 199863), (419, 162180), (477, 142460), (510, 133242), (530, 128214), (612, 111035), (636, 106845), (765, 88828), (795, 85476), (838, 81090), (901, 75420), (954, 71230), (1020, 66621), (1060, 64107), (1257, 54060), (1530, 44414), (1590, 42738), (1676, 40545), (1802, 37710), (1908, 35615), (2095, 32436), (2385, 28492), (2514, 27030), (2703, 25140), (3060, 22207), (3180, 21369), (3604, 18855), (3771, 18020), (4190, 16218), (4505, 15084), (4770, 14246), (5028, 13515), (5406, 12570), (6285, 10812), (7123, 9540), (7542, 9010), (8109, 8380)]