1270567984

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{4409}}^1$

素因数の和:4538

約数の個数: 80

約数和(自身を含む): 2939811840

約数和(自身を除く): 1669243856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 83, 112, 124, 166, 217, 248, 332, 434, 496, 581, 664, 868, 1162, 1328, 1736, 2324, 2573, 3472, 4409, 4648, 5146, 8818, 9296, 10292, 17636, 18011, 20584, 30863, 35272, 36022, 41168, 61726, 70544, 72044, 123452, 136679, 144088, 246904, 273358, 288176, 365947, 493808, 546716, 731894, 956753, 1093432, 1463788, 1913506, 2186864, 2561629, 2927576, 3827012, 5123258, 5855152, 7654024, 10246516, 11344357, 15308048, 20493032, 22688714, 40986064, 45377428, 79410499, 90754856, 158820998, 181509712, 317641996, 635283992, 1270567984]

約数ペア:

[(1, 1270567984), (2, 635283992), (4, 317641996), (7, 181509712), (8, 158820998), (14, 90754856), (16, 79410499), (28, 45377428), (31, 40986064), (56, 22688714), (62, 20493032), (83, 15308048), (112, 11344357), (124, 10246516), (166, 7654024), (217, 5855152), (248, 5123258), (332, 3827012), (434, 2927576), (496, 2561629), (581, 2186864), (664, 1913506), (868, 1463788), (1162, 1093432), (1328, 956753), (1736, 731894), (2324, 546716), (2573, 493808), (3472, 365947), (4409, 288176), (4648, 273358), (5146, 246904), (8818, 144088), (9296, 136679), (10292, 123452), (17636, 72044), (18011, 70544), (20584, 61726), (30863, 41168), (35272, 36022)]