1277999730

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{15973}}^1$

素因数の和:16120

約数の個数: 96

約数和(自身を含む): 3827625984

約数和(自身を除く): 2549626254

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 127, 210, 254, 315, 381, 630, 635, 762, 889, 1143, 1270, 1778, 1905, 2286, 2667, 3810, 4445, 5334, 5715, 8001, 8890, 11430, 13335, 15973, 16002, 26670, 31946, 40005, 47919, 79865, 80010, 95838, 111811, 143757, 159730, 223622, 239595, 287514, 335433, 479190, 559055, 670866, 718785, 1006299, 1118110, 1437570, 1677165, 2012598, 2028571, 3354330, 4057142, 5031495, 6085713, 10062990, 10142855, 12171426, 14199997, 18257139, 20285710, 28399994, 30428565, 36514278, 42599991, 60857130, 70999985, 85199982, 91285695, 127799973, 141999970, 182571390, 212999955, 255599946, 425999910, 638999865, 1277999730]

約数ペア:

[(1, 1277999730), (2, 638999865), (3, 425999910), (5, 255599946), (6, 212999955), (7, 182571390), (9, 141999970), (10, 127799973), (14, 91285695), (15, 85199982), (18, 70999985), (21, 60857130), (30, 42599991), (35, 36514278), (42, 30428565), (45, 28399994), (63, 20285710), (70, 18257139), (90, 14199997), (105, 12171426), (126, 10142855), (127, 10062990), (210, 6085713), (254, 5031495), (315, 4057142), (381, 3354330), (630, 2028571), (635, 2012598), (762, 1677165), (889, 1437570), (1143, 1118110), (1270, 1006299), (1778, 718785), (1905, 670866), (2286, 559055), (2667, 479190), (3810, 335433), (4445, 287514), (5334, 239595), (5715, 223622), (8001, 159730), (8890, 143757), (11430, 111811), (13335, 95838), (15973, 80010), (16002, 79865), (26670, 47919), (31946, 40005)]