1380493840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{8389}}^1$

素因数の和:8441

約数の個数: 120

約数和(自身を含む): 3735932760

約数和(自身を除く): 2355438920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 121, 136, 170, 176, 187, 220, 242, 272, 340, 374, 440, 484, 605, 680, 748, 880, 935, 968, 1210, 1360, 1496, 1870, 1936, 2057, 2420, 2992, 3740, 4114, 4840, 7480, 8228, 8389, 9680, 10285, 14960, 16456, 16778, 20570, 32912, 33556, 41140, 41945, 67112, 82280, 83890, 92279, 134224, 142613, 164560, 167780, 184558, 285226, 335560, 369116, 461395, 570452, 671120, 713065, 738232, 922790, 1015069, 1140904, 1426130, 1476464, 1568743, 1845580, 2030138, 2281808, 2852260, 3137486, 3691160, 4060276, 5075345, 5704520, 6274972, 7382320, 7843715, 8120552, 10150690, 11409040, 12549944, 15687430, 16241104, 17256173, 20301380, 25099888, 31374860, 34512346, 40602760, 62749720, 69024692, 81205520, 86280865, 125499440, 138049384, 172561730, 276098768, 345123460, 690246920, 1380493840]

約数ペア:

[(1, 1380493840), (2, 690246920), (4, 345123460), (5, 276098768), (8, 172561730), (10, 138049384), (11, 125499440), (16, 86280865), (17, 81205520), (20, 69024692), (22, 62749720), (34, 40602760), (40, 34512346), (44, 31374860), (55, 25099888), (68, 20301380), (80, 17256173), (85, 16241104), (88, 15687430), (110, 12549944), (121, 11409040), (136, 10150690), (170, 8120552), (176, 7843715), (187, 7382320), (220, 6274972), (242, 5704520), (272, 5075345), (340, 4060276), (374, 3691160), (440, 3137486), (484, 2852260), (605, 2281808), (680, 2030138), (748, 1845580), (880, 1568743), (935, 1476464), (968, 1426130), (1210, 1140904), (1360, 1015069), (1496, 922790), (1870, 738232), (1936, 713065), (2057, 671120), (2420, 570452), (2992, 461395), (3740, 369116), (4114, 335560), (4840, 285226), (7480, 184558), (8228, 167780), (8389, 164560), (9680, 142613), (10285, 134224), (14960, 92279), (16456, 83890), (16778, 82280), (20570, 67112), (32912, 41945), (33556, 41140)]