80194860

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{569}}^1$

素因数の和:622

約数の個数: 144

約数和(自身を含む): 261424800

約数和(自身を除く): 181229940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 135, 145, 162, 174, 180, 243, 261, 270, 290, 324, 348, 405, 435, 486, 522, 540, 569, 580, 783, 810, 870, 972, 1044, 1138, 1215, 1305, 1566, 1620, 1707, 1740, 2276, 2349, 2430, 2610, 2845, 3132, 3414, 3915, 4698, 4860, 5121, 5220, 5690, 6828, 7047, 7830, 8535, 9396, 10242, 11380, 11745, 14094, 15363, 15660, 16501, 17070, 20484, 23490, 25605, 28188, 30726, 33002, 34140, 35235, 46089, 46980, 49503, 51210, 61452, 66004, 70470, 76815, 82505, 92178, 99006, 102420, 138267, 140940, 148509, 153630, 165010, 184356, 198012, 230445, 247515, 276534, 297018, 307260, 330020, 445527, 460890, 495030, 553068, 594036, 691335, 742545, 891054, 921780, 990060, 1336581, 1382670, 1485090, 1782108, 2227635, 2673162, 2765340, 2970180, 4009743, 4455270, 5346324, 6682905, 8019486, 8910540, 13365810, 16038972, 20048715, 26731620, 40097430, 80194860]

約数ペア:

[(1, 80194860), (2, 40097430), (3, 26731620), (4, 20048715), (5, 16038972), (6, 13365810), (9, 8910540), (10, 8019486), (12, 6682905), (15, 5346324), (18, 4455270), (20, 4009743), (27, 2970180), (29, 2765340), (30, 2673162), (36, 2227635), (45, 1782108), (54, 1485090), (58, 1382670), (60, 1336581), (81, 990060), (87, 921780), (90, 891054), (108, 742545), (116, 691335), (135, 594036), (145, 553068), (162, 495030), (174, 460890), (180, 445527), (243, 330020), (261, 307260), (270, 297018), (290, 276534), (324, 247515), (348, 230445), (405, 198012), (435, 184356), (486, 165010), (522, 153630), (540, 148509), (569, 140940), (580, 138267), (783, 102420), (810, 99006), (870, 92178), (972, 82505), (1044, 76815), (1138, 70470), (1215, 66004), (1305, 61452), (1566, 51210), (1620, 49503), (1707, 46980), (1740, 46089), (2276, 35235), (2349, 34140), (2430, 33002), (2610, 30726), (2845, 28188), (3132, 25605), (3414, 23490), (3915, 20484), (4698, 17070), (4860, 16501), (5121, 15660), (5220, 15363), (5690, 14094), (6828, 11745), (7047, 11380), (7830, 10242), (8535, 9396)]