28129200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2131}}^1$

素因数の和:2163

約数の個数: 120

約数和(自身を含む): 98344896

約数和(自身を除く): 70215696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 33, 40, 44, 48, 50, 55, 60, 66, 75, 80, 88, 100, 110, 120, 132, 150, 165, 176, 200, 220, 240, 264, 275, 300, 330, 400, 440, 528, 550, 600, 660, 825, 880, 1100, 1200, 1320, 1650, 2131, 2200, 2640, 3300, 4262, 4400, 6393, 6600, 8524, 10655, 12786, 13200, 17048, 21310, 23441, 25572, 31965, 34096, 42620, 46882, 51144, 53275, 63930, 70323, 85240, 93764, 102288, 106550, 117205, 127860, 140646, 159825, 170480, 187528, 213100, 234410, 255720, 281292, 319650, 351615, 375056, 426200, 468820, 511440, 562584, 586025, 639300, 703230, 852400, 937640, 1125168, 1172050, 1278600, 1406460, 1758075, 1875280, 2344100, 2557200, 2812920, 3516150, 4688200, 5625840, 7032300, 9376400, 14064600, 28129200]

約数ペア:

[(1, 28129200), (2, 14064600), (3, 9376400), (4, 7032300), (5, 5625840), (6, 4688200), (8, 3516150), (10, 2812920), (11, 2557200), (12, 2344100), (15, 1875280), (16, 1758075), (20, 1406460), (22, 1278600), (24, 1172050), (25, 1125168), (30, 937640), (33, 852400), (40, 703230), (44, 639300), (48, 586025), (50, 562584), (55, 511440), (60, 468820), (66, 426200), (75, 375056), (80, 351615), (88, 319650), (100, 281292), (110, 255720), (120, 234410), (132, 213100), (150, 187528), (165, 170480), (176, 159825), (200, 140646), (220, 127860), (240, 117205), (264, 106550), (275, 102288), (300, 93764), (330, 85240), (400, 70323), (440, 63930), (528, 53275), (550, 51144), (600, 46882), (660, 42620), (825, 34096), (880, 31965), (1100, 25572), (1200, 23441), (1320, 21310), (1650, 17048), (2131, 13200), (2200, 12786), (2640, 10655), (3300, 8524), (4262, 6600), (4400, 6393)]