218331540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{719}}^1$

素因数の和:982

約数の個数: 144

約数和(自身を含む): 761080320

約数和(自身を除く): 542748780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 241, 252, 315, 420, 482, 630, 719, 723, 964, 1205, 1260, 1438, 1446, 1687, 2157, 2169, 2410, 2876, 2892, 3374, 3595, 3615, 4314, 4338, 4820, 5033, 5061, 6471, 6748, 7190, 7230, 8435, 8628, 8676, 10066, 10122, 10785, 10845, 12942, 14380, 14460, 15099, 15183, 16870, 20132, 20244, 21570, 21690, 25165, 25305, 25884, 30198, 30366, 32355, 33740, 43140, 43380, 45297, 50330, 50610, 60396, 60732, 64710, 75495, 75915, 90594, 100660, 101220, 129420, 150990, 151830, 173279, 181188, 226485, 301980, 303660, 346558, 452970, 519837, 693116, 866395, 905940, 1039674, 1212953, 1559511, 1732790, 2079348, 2425906, 2599185, 3119022, 3465580, 3638859, 4851812, 5198370, 6064765, 6238044, 7277718, 7797555, 10396740, 10916577, 12129530, 14555436, 15595110, 18194295, 21833154, 24259060, 31190220, 36388590, 43666308, 54582885, 72777180, 109165770, 218331540]

約数ペア:

[(1, 218331540), (2, 109165770), (3, 72777180), (4, 54582885), (5, 43666308), (6, 36388590), (7, 31190220), (9, 24259060), (10, 21833154), (12, 18194295), (14, 15595110), (15, 14555436), (18, 12129530), (20, 10916577), (21, 10396740), (28, 7797555), (30, 7277718), (35, 6238044), (36, 6064765), (42, 5198370), (45, 4851812), (60, 3638859), (63, 3465580), (70, 3119022), (84, 2599185), (90, 2425906), (105, 2079348), (126, 1732790), (140, 1559511), (180, 1212953), (210, 1039674), (241, 905940), (252, 866395), (315, 693116), (420, 519837), (482, 452970), (630, 346558), (719, 303660), (723, 301980), (964, 226485), (1205, 181188), (1260, 173279), (1438, 151830), (1446, 150990), (1687, 129420), (2157, 101220), (2169, 100660), (2410, 90594), (2876, 75915), (2892, 75495), (3374, 64710), (3595, 60732), (3615, 60396), (4314, 50610), (4338, 50330), (4820, 45297), (5033, 43380), (5061, 43140), (6471, 33740), (6748, 32355), (7190, 30366), (7230, 30198), (8435, 25884), (8628, 25305), (8676, 25165), (10066, 21690), (10122, 21570), (10785, 20244), (10845, 20132), (12942, 16870), (14380, 15183), (14460, 15099)]