641234664

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{18439}}^1$

素因数の和:18484

約数の個数: 128

約数和(自身を含む): 2124288000

約数和(自身を除く): 1483053336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 27, 28, 36, 42, 46, 54, 56, 63, 69, 72, 84, 92, 108, 126, 138, 161, 168, 184, 189, 207, 216, 252, 276, 322, 378, 414, 483, 504, 552, 621, 644, 756, 828, 966, 1242, 1288, 1449, 1512, 1656, 1932, 2484, 2898, 3864, 4347, 4968, 5796, 8694, 11592, 17388, 18439, 34776, 36878, 55317, 73756, 110634, 129073, 147512, 165951, 221268, 258146, 331902, 387219, 424097, 442536, 497853, 516292, 663804, 774438, 848194, 995706, 1032584, 1161657, 1272291, 1327608, 1548876, 1696388, 1991412, 2323314, 2544582, 2968679, 3097752, 3392776, 3484971, 3816873, 3982824, 4646628, 5089164, 5937358, 6969942, 7633746, 8906037, 9293256, 10178328, 11450619, 11874716, 13939884, 15267492, 17812074, 22901238, 23749432, 26718111, 27879768, 30534984, 35624148, 45802476, 53436222, 71248296, 80154333, 91604952, 106872444, 160308666, 213744888, 320617332, 641234664]

約数ペア:

[(1, 641234664), (2, 320617332), (3, 213744888), (4, 160308666), (6, 106872444), (7, 91604952), (8, 80154333), (9, 71248296), (12, 53436222), (14, 45802476), (18, 35624148), (21, 30534984), (23, 27879768), (24, 26718111), (27, 23749432), (28, 22901238), (36, 17812074), (42, 15267492), (46, 13939884), (54, 11874716), (56, 11450619), (63, 10178328), (69, 9293256), (72, 8906037), (84, 7633746), (92, 6969942), (108, 5937358), (126, 5089164), (138, 4646628), (161, 3982824), (168, 3816873), (184, 3484971), (189, 3392776), (207, 3097752), (216, 2968679), (252, 2544582), (276, 2323314), (322, 1991412), (378, 1696388), (414, 1548876), (483, 1327608), (504, 1272291), (552, 1161657), (621, 1032584), (644, 995706), (756, 848194), (828, 774438), (966, 663804), (1242, 516292), (1288, 497853), (1449, 442536), (1512, 424097), (1656, 387219), (1932, 331902), (2484, 258146), (2898, 221268), (3864, 165951), (4347, 147512), (4968, 129073), (5796, 110634), (8694, 73756), (11592, 55317), (17388, 36878), (18439, 34776)]