20509743240

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{66169}}^1$

素因数の和:66237

約数の個数: 256

約数和(自身を含む): 80039232000

約数和(自身を除く): 59529488760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 41, 42, 45, 54, 56, 60, 63, 70, 72, 82, 84, 90, 105, 108, 120, 123, 126, 135, 140, 164, 168, 180, 189, 205, 210, 216, 246, 252, 270, 280, 287, 315, 328, 360, 369, 378, 410, 420, 492, 504, 540, 574, 615, 630, 738, 756, 820, 840, 861, 945, 984, 1080, 1107, 1148, 1230, 1260, 1435, 1476, 1512, 1640, 1722, 1845, 1890, 2214, 2296, 2460, 2520, 2583, 2870, 2952, 3444, 3690, 3780, 4305, 4428, 4920, 5166, 5535, 5740, 6888, 7380, 7560, 7749, 8610, 8856, 10332, 11070, 11480, 12915, 14760, 15498, 17220, 20664, 22140, 25830, 30996, 34440, 38745, 44280, 51660, 61992, 66169, 77490, 103320, 132338, 154980, 198507, 264676, 309960, 330845, 397014, 463183, 529352, 595521, 661690, 794028, 926366, 992535, 1191042, 1323380, 1389549, 1588056, 1786563, 1852732, 1985070, 2315915, 2382084, 2646760, 2712929, 2779098, 2977605, 3573126, 3705464, 3970140, 4168647, 4631830, 4764168, 5425858, 5558196, 5955210, 6947745, 7146252, 7940280, 8138787, 8337294, 8932815, 9263660, 10851716, 11116392, 11910420, 12505941, 13564645, 13895490, 14292504, 16277574, 16674588, 17865630, 18527320, 18990503, 20843235, 21703432, 23820840, 24416361, 25011882, 27129290, 27790980, 32555148, 33349176, 35731260, 37981006, 40693935, 41686470, 48832722, 50023764, 54258580, 55581960, 56971509, 62529705, 65110296, 71462520, 73249083, 75962012, 81387870, 83372940, 94952515, 97665444, 100047528, 108517160, 113943018, 122081805, 125059410, 146498166, 151924024, 162775740, 166745880, 170914527, 189905030, 195330888, 227886036, 244163610, 250118820, 284857545, 292996332, 325551480, 341829054, 366245415, 379810060, 455772072, 488327220, 500237640, 512743581, 569715090, 585992664, 683658108, 732490830, 759620120, 854572635, 976654440, 1025487162, 1139430180, 1367316216, 1464981660, 1709145270, 2050974324, 2278860360, 2563717905, 2929963320, 3418290540, 4101948648, 5127435810, 6836581080, 10254871620, 20509743240]

約数ペア:

[(1, 20509743240), (2, 10254871620), (3, 6836581080), (4, 5127435810), (5, 4101948648), (6, 3418290540), (7, 2929963320), (8, 2563717905), (9, 2278860360), (10, 2050974324), (12, 1709145270), (14, 1464981660), (15, 1367316216), (18, 1139430180), (20, 1025487162), (21, 976654440), (24, 854572635), (27, 759620120), (28, 732490830), (30, 683658108), (35, 585992664), (36, 569715090), (40, 512743581), (41, 500237640), (42, 488327220), (45, 455772072), (54, 379810060), (56, 366245415), (60, 341829054), (63, 325551480), (70, 292996332), (72, 284857545), (82, 250118820), (84, 244163610), (90, 227886036), (105, 195330888), (108, 189905030), (120, 170914527), (123, 166745880), (126, 162775740), (135, 151924024), (140, 146498166), (164, 125059410), (168, 122081805), (180, 113943018), (189, 108517160), (205, 100047528), (210, 97665444), (216, 94952515), (246, 83372940), (252, 81387870), (270, 75962012), (280, 73249083), (287, 71462520), (315, 65110296), (328, 62529705), (360, 56971509), (369, 55581960), (378, 54258580), (410, 50023764), (420, 48832722), (492, 41686470), (504, 40693935), (540, 37981006), (574, 35731260), (615, 33349176), (630, 32555148), (738, 27790980), (756, 27129290), (820, 25011882), (840, 24416361), (861, 23820840), (945, 21703432), (984, 20843235), (1080, 18990503), (1107, 18527320), (1148, 17865630), (1230, 16674588), (1260, 16277574), (1435, 14292504), (1476, 13895490), (1512, 13564645), (1640, 12505941), (1722, 11910420), (1845, 11116392), (1890, 10851716), (2214, 9263660), (2296, 8932815), (2460, 8337294), (2520, 8138787), (2583, 7940280), (2870, 7146252), (2952, 6947745), (3444, 5955210), (3690, 5558196), (3780, 5425858), (4305, 4764168), (4428, 4631830), (4920, 4168647), (5166, 3970140), (5535, 3705464), (5740, 3573126), (6888, 2977605), (7380, 2779098), (7560, 2712929), (7749, 2646760), (8610, 2382084), (8856, 2315915), (10332, 1985070), (11070, 1852732), (11480, 1786563), (12915, 1588056), (14760, 1389549), (15498, 1323380), (17220, 1191042), (20664, 992535), (22140, 926366), (25830, 794028), (30996, 661690), (34440, 595521), (38745, 529352), (44280, 463183), (51660, 397014), (61992, 330845), (66169, 309960), (77490, 264676), (103320, 198507), (132338, 154980)]