80668140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:264

約数の個数: 192

約数和(自身を含む): 275788800

約数和(自身を除く): 195120660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 37, 42, 58, 60, 70, 74, 84, 87, 105, 111, 116, 140, 145, 148, 174, 179, 185, 203, 210, 222, 259, 290, 348, 358, 370, 406, 420, 435, 444, 518, 537, 555, 580, 609, 716, 740, 777, 812, 870, 895, 1015, 1036, 1073, 1074, 1110, 1218, 1253, 1295, 1554, 1740, 1790, 2030, 2146, 2148, 2220, 2436, 2506, 2590, 2685, 3045, 3108, 3219, 3580, 3759, 3885, 4060, 4292, 5012, 5180, 5191, 5365, 5370, 6090, 6265, 6438, 6623, 7511, 7518, 7770, 10382, 10730, 10740, 12180, 12530, 12876, 13246, 15022, 15036, 15540, 15573, 16095, 18795, 19869, 20764, 21460, 22533, 25060, 25955, 26492, 30044, 31146, 32190, 33115, 36337, 37555, 37590, 39738, 45066, 46361, 51910, 62292, 64380, 66230, 72674, 75110, 75180, 77865, 79476, 90132, 92722, 99345, 103820, 109011, 112665, 132460, 139083, 145348, 150220, 155730, 181685, 185444, 192067, 198690, 218022, 225330, 231805, 278166, 311460, 363370, 384134, 397380, 436044, 450660, 463610, 545055, 556332, 576201, 695415, 726740, 768268, 927220, 960335, 1090110, 1152402, 1344469, 1390830, 1920670, 2180220, 2304804, 2688938, 2781660, 2881005, 3841340, 4033407, 5377876, 5762010, 6722345, 8066814, 11524020, 13444690, 16133628, 20167035, 26889380, 40334070, 80668140]

約数ペア:

[(1, 80668140), (2, 40334070), (3, 26889380), (4, 20167035), (5, 16133628), (6, 13444690), (7, 11524020), (10, 8066814), (12, 6722345), (14, 5762010), (15, 5377876), (20, 4033407), (21, 3841340), (28, 2881005), (29, 2781660), (30, 2688938), (35, 2304804), (37, 2180220), (42, 1920670), (58, 1390830), (60, 1344469), (70, 1152402), (74, 1090110), (84, 960335), (87, 927220), (105, 768268), (111, 726740), (116, 695415), (140, 576201), (145, 556332), (148, 545055), (174, 463610), (179, 450660), (185, 436044), (203, 397380), (210, 384134), (222, 363370), (259, 311460), (290, 278166), (348, 231805), (358, 225330), (370, 218022), (406, 198690), (420, 192067), (435, 185444), (444, 181685), (518, 155730), (537, 150220), (555, 145348), (580, 139083), (609, 132460), (716, 112665), (740, 109011), (777, 103820), (812, 99345), (870, 92722), (895, 90132), (1015, 79476), (1036, 77865), (1073, 75180), (1074, 75110), (1110, 72674), (1218, 66230), (1253, 64380), (1295, 62292), (1554, 51910), (1740, 46361), (1790, 45066), (2030, 39738), (2146, 37590), (2148, 37555), (2220, 36337), (2436, 33115), (2506, 32190), (2590, 31146), (2685, 30044), (3045, 26492), (3108, 25955), (3219, 25060), (3580, 22533), (3759, 21460), (3885, 20764), (4060, 19869), (4292, 18795), (5012, 16095), (5180, 15573), (5191, 15540), (5365, 15036), (5370, 15022), (6090, 13246), (6265, 12876), (6438, 12530), (6623, 12180), (7511, 10740), (7518, 10730), (7770, 10382)]