1261990128

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{2237}}^1$

素因数の和:2351

約数の個数: 160

約数和(自身を含む): 3942890496

約数和(自身を除く): 2680900368

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 42, 46, 48, 56, 69, 73, 84, 92, 112, 138, 146, 161, 168, 184, 219, 276, 292, 322, 336, 368, 438, 483, 511, 552, 584, 644, 876, 966, 1022, 1104, 1168, 1288, 1533, 1679, 1752, 1932, 2044, 2237, 2576, 3066, 3358, 3504, 3864, 4088, 4474, 5037, 6132, 6711, 6716, 7728, 8176, 8948, 10074, 11753, 12264, 13422, 13432, 15659, 17896, 20148, 23506, 24528, 26844, 26864, 31318, 35259, 35792, 40296, 46977, 47012, 51451, 53688, 62636, 70518, 80592, 93954, 94024, 102902, 107376, 125272, 141036, 154353, 163301, 187908, 188048, 205804, 250544, 282072, 308706, 326602, 360157, 375816, 411608, 489903, 564144, 617412, 653204, 720314, 751632, 823216, 979806, 1080471, 1143107, 1234824, 1306408, 1440628, 1959612, 2160942, 2286214, 2469648, 2612816, 2881256, 3429321, 3755923, 3919224, 4321884, 4572428, 5762512, 6858642, 7511846, 7838448, 8643768, 9144856, 11267769, 13717284, 15023692, 17287536, 18289712, 22535538, 26291461, 27434568, 30047384, 45071076, 52582922, 54869136, 60094768, 78874383, 90142152, 105165844, 157748766, 180284304, 210331688, 315497532, 420663376, 630995064, 1261990128]

約数ペア:

[(1, 1261990128), (2, 630995064), (3, 420663376), (4, 315497532), (6, 210331688), (7, 180284304), (8, 157748766), (12, 105165844), (14, 90142152), (16, 78874383), (21, 60094768), (23, 54869136), (24, 52582922), (28, 45071076), (42, 30047384), (46, 27434568), (48, 26291461), (56, 22535538), (69, 18289712), (73, 17287536), (84, 15023692), (92, 13717284), (112, 11267769), (138, 9144856), (146, 8643768), (161, 7838448), (168, 7511846), (184, 6858642), (219, 5762512), (276, 4572428), (292, 4321884), (322, 3919224), (336, 3755923), (368, 3429321), (438, 2881256), (483, 2612816), (511, 2469648), (552, 2286214), (584, 2160942), (644, 1959612), (876, 1440628), (966, 1306408), (1022, 1234824), (1104, 1143107), (1168, 1080471), (1288, 979806), (1533, 823216), (1679, 751632), (1752, 720314), (1932, 653204), (2044, 617412), (2237, 564144), (2576, 489903), (3066, 411608), (3358, 375816), (3504, 360157), (3864, 326602), (4088, 308706), (4474, 282072), (5037, 250544), (6132, 205804), (6711, 188048), (6716, 187908), (7728, 163301), (8176, 154353), (8948, 141036), (10074, 125272), (11753, 107376), (12264, 102902), (13422, 94024), (13432, 93954), (15659, 80592), (17896, 70518), (20148, 62636), (23506, 53688), (24528, 51451), (26844, 47012), (26864, 46977), (31318, 40296), (35259, 35792)]