128536560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1069}}^1$

素因数の和:1255

約数の個数: 120

約数和(自身を含む): 434659680

約数和(自身を除く): 306123120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 167, 180, 240, 334, 360, 501, 668, 720, 835, 1002, 1069, 1336, 1503, 1670, 2004, 2138, 2505, 2672, 3006, 3207, 3340, 4008, 4276, 5010, 5345, 6012, 6414, 6680, 7515, 8016, 8552, 9621, 10020, 10690, 12024, 12828, 13360, 15030, 16035, 17104, 19242, 20040, 21380, 24048, 25656, 30060, 32070, 38484, 40080, 42760, 48105, 51312, 60120, 64140, 76968, 85520, 96210, 120240, 128280, 153936, 178523, 192420, 256560, 357046, 384840, 535569, 714092, 769680, 892615, 1071138, 1428184, 1606707, 1785230, 2142276, 2677845, 2856368, 3213414, 3570460, 4284552, 5355690, 6426828, 7140920, 8033535, 8569104, 10711380, 12853656, 14281840, 16067070, 21422760, 25707312, 32134140, 42845520, 64268280, 128536560]

約数ペア:

[(1, 128536560), (2, 64268280), (3, 42845520), (4, 32134140), (5, 25707312), (6, 21422760), (8, 16067070), (9, 14281840), (10, 12853656), (12, 10711380), (15, 8569104), (16, 8033535), (18, 7140920), (20, 6426828), (24, 5355690), (30, 4284552), (36, 3570460), (40, 3213414), (45, 2856368), (48, 2677845), (60, 2142276), (72, 1785230), (80, 1606707), (90, 1428184), (120, 1071138), (144, 892615), (167, 769680), (180, 714092), (240, 535569), (334, 384840), (360, 357046), (501, 256560), (668, 192420), (720, 178523), (835, 153936), (1002, 128280), (1069, 120240), (1336, 96210), (1503, 85520), (1670, 76968), (2004, 64140), (2138, 60120), (2505, 51312), (2672, 48105), (3006, 42760), (3207, 40080), (3340, 38484), (4008, 32070), (4276, 30060), (5010, 25656), (5345, 24048), (6012, 21380), (6414, 20040), (6680, 19242), (7515, 17104), (8016, 16035), (8552, 15030), (9621, 13360), (10020, 12828), (10690, 12024)]