85937880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{389}}^1$

素因数の和:673

約数の個数: 128

約数和(自身を含む): 296524800

約数和(自身を除く): 210586920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 263, 280, 389, 420, 526, 778, 789, 840, 1052, 1167, 1315, 1556, 1578, 1841, 1945, 2104, 2334, 2630, 2723, 3112, 3156, 3682, 3890, 3945, 4668, 5260, 5446, 5523, 5835, 6312, 7364, 7780, 7890, 8169, 9205, 9336, 10520, 10892, 11046, 11670, 13615, 14728, 15560, 15780, 16338, 18410, 21784, 22092, 23340, 27230, 27615, 31560, 32676, 36820, 40845, 44184, 46680, 54460, 55230, 65352, 73640, 81690, 102307, 108920, 110460, 163380, 204614, 220920, 306921, 326760, 409228, 511535, 613842, 716149, 818456, 1023070, 1227684, 1432298, 1534605, 2046140, 2148447, 2455368, 2864596, 3069210, 3580745, 4092280, 4296894, 5729192, 6138420, 7161490, 8593788, 10742235, 12276840, 14322980, 17187576, 21484470, 28645960, 42968940, 85937880]

約数ペア:

[(1, 85937880), (2, 42968940), (3, 28645960), (4, 21484470), (5, 17187576), (6, 14322980), (7, 12276840), (8, 10742235), (10, 8593788), (12, 7161490), (14, 6138420), (15, 5729192), (20, 4296894), (21, 4092280), (24, 3580745), (28, 3069210), (30, 2864596), (35, 2455368), (40, 2148447), (42, 2046140), (56, 1534605), (60, 1432298), (70, 1227684), (84, 1023070), (105, 818456), (120, 716149), (140, 613842), (168, 511535), (210, 409228), (263, 326760), (280, 306921), (389, 220920), (420, 204614), (526, 163380), (778, 110460), (789, 108920), (840, 102307), (1052, 81690), (1167, 73640), (1315, 65352), (1556, 55230), (1578, 54460), (1841, 46680), (1945, 44184), (2104, 40845), (2334, 36820), (2630, 32676), (2723, 31560), (3112, 27615), (3156, 27230), (3682, 23340), (3890, 22092), (3945, 21784), (4668, 18410), (5260, 16338), (5446, 15780), (5523, 15560), (5835, 14728), (6312, 13615), (7364, 11670), (7780, 11046), (7890, 10892), (8169, 10520), (9205, 9336)]