56551440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:749

約数の個数: 160

約数和(自身を含む): 197701632

約数和(自身を除く): 141150192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 124, 132, 155, 165, 176, 186, 220, 240, 248, 264, 310, 330, 341, 372, 440, 465, 496, 528, 620, 660, 682, 691, 744, 880, 930, 1023, 1240, 1320, 1364, 1382, 1488, 1705, 1860, 2046, 2073, 2480, 2640, 2728, 2764, 3410, 3455, 3720, 4092, 4146, 5115, 5456, 5528, 6820, 6910, 7440, 7601, 8184, 8292, 10230, 10365, 11056, 13640, 13820, 15202, 16368, 16584, 20460, 20730, 21421, 22803, 27280, 27640, 30404, 33168, 38005, 40920, 41460, 42842, 45606, 55280, 60808, 64263, 76010, 81840, 82920, 85684, 91212, 107105, 114015, 121616, 128526, 152020, 165840, 171368, 182424, 214210, 228030, 235631, 257052, 304040, 321315, 342736, 364848, 428420, 456060, 471262, 514104, 608080, 642630, 706893, 856840, 912120, 942524, 1028208, 1178155, 1285260, 1413786, 1713680, 1824240, 1885048, 2356310, 2570520, 2827572, 3534465, 3770096, 4712620, 5141040, 5655144, 7068930, 9425240, 11310288, 14137860, 18850480, 28275720, 56551440]

約数ペア:

[(1, 56551440), (2, 28275720), (3, 18850480), (4, 14137860), (5, 11310288), (6, 9425240), (8, 7068930), (10, 5655144), (11, 5141040), (12, 4712620), (15, 3770096), (16, 3534465), (20, 2827572), (22, 2570520), (24, 2356310), (30, 1885048), (31, 1824240), (33, 1713680), (40, 1413786), (44, 1285260), (48, 1178155), (55, 1028208), (60, 942524), (62, 912120), (66, 856840), (80, 706893), (88, 642630), (93, 608080), (110, 514104), (120, 471262), (124, 456060), (132, 428420), (155, 364848), (165, 342736), (176, 321315), (186, 304040), (220, 257052), (240, 235631), (248, 228030), (264, 214210), (310, 182424), (330, 171368), (341, 165840), (372, 152020), (440, 128526), (465, 121616), (496, 114015), (528, 107105), (620, 91212), (660, 85684), (682, 82920), (691, 81840), (744, 76010), (880, 64263), (930, 60808), (1023, 55280), (1240, 45606), (1320, 42842), (1364, 41460), (1382, 40920), (1488, 38005), (1705, 33168), (1860, 30404), (2046, 27640), (2073, 27280), (2480, 22803), (2640, 21421), (2728, 20730), (2764, 20460), (3410, 16584), (3455, 16368), (3720, 15202), (4092, 13820), (4146, 13640), (5115, 11056), (5456, 10365), (5528, 10230), (6820, 8292), (6910, 8184), (7440, 7601)]