80187660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2767}}^1$

素因数の和:2812

約数の個数: 144

約数和(自身を含む): 290174976

約数和(自身を除く): 209987316

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 105, 115, 126, 138, 140, 161, 180, 207, 210, 230, 252, 276, 315, 322, 345, 414, 420, 460, 483, 630, 644, 690, 805, 828, 966, 1035, 1260, 1380, 1449, 1610, 1932, 2070, 2415, 2767, 2898, 3220, 4140, 4830, 5534, 5796, 7245, 8301, 9660, 11068, 13835, 14490, 16602, 19369, 24903, 27670, 28980, 33204, 38738, 41505, 49806, 55340, 58107, 63641, 77476, 83010, 96845, 99612, 116214, 124515, 127282, 166020, 174321, 190923, 193690, 232428, 249030, 254564, 290535, 318205, 348642, 381846, 387380, 445487, 498060, 572769, 581070, 636410, 697284, 763692, 871605, 890974, 954615, 1145538, 1162140, 1272820, 1336461, 1743210, 1781948, 1909230, 2227435, 2291076, 2672922, 2863845, 3486420, 3818460, 4009383, 4454870, 5345844, 5727690, 6682305, 8018766, 8909740, 11455380, 13364610, 16037532, 20046915, 26729220, 40093830, 80187660]

約数ペア:

[(1, 80187660), (2, 40093830), (3, 26729220), (4, 20046915), (5, 16037532), (6, 13364610), (7, 11455380), (9, 8909740), (10, 8018766), (12, 6682305), (14, 5727690), (15, 5345844), (18, 4454870), (20, 4009383), (21, 3818460), (23, 3486420), (28, 2863845), (30, 2672922), (35, 2291076), (36, 2227435), (42, 1909230), (45, 1781948), (46, 1743210), (60, 1336461), (63, 1272820), (69, 1162140), (70, 1145538), (84, 954615), (90, 890974), (92, 871605), (105, 763692), (115, 697284), (126, 636410), (138, 581070), (140, 572769), (161, 498060), (180, 445487), (207, 387380), (210, 381846), (230, 348642), (252, 318205), (276, 290535), (315, 254564), (322, 249030), (345, 232428), (414, 193690), (420, 190923), (460, 174321), (483, 166020), (630, 127282), (644, 124515), (690, 116214), (805, 99612), (828, 96845), (966, 83010), (1035, 77476), (1260, 63641), (1380, 58107), (1449, 55340), (1610, 49806), (1932, 41505), (2070, 38738), (2415, 33204), (2767, 28980), (2898, 27670), (3220, 24903), (4140, 19369), (4830, 16602), (5534, 14490), (5796, 13835), (7245, 11068), (8301, 9660)]