7939800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1$

素因数の和:434

約数の個数: 144

約数和(自身を含む): 29161080

約数和(自身を除く): 21221280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 25, 30, 33, 36, 40, 44, 45, 50, 55, 60, 66, 72, 75, 88, 90, 99, 100, 110, 120, 132, 150, 165, 180, 198, 200, 220, 225, 264, 275, 300, 330, 360, 396, 401, 440, 450, 495, 550, 600, 660, 792, 802, 825, 900, 990, 1100, 1203, 1320, 1604, 1650, 1800, 1980, 2005, 2200, 2406, 2475, 3208, 3300, 3609, 3960, 4010, 4411, 4812, 4950, 6015, 6600, 7218, 8020, 8822, 9624, 9900, 10025, 12030, 13233, 14436, 16040, 17644, 18045, 19800, 20050, 22055, 24060, 26466, 28872, 30075, 35288, 36090, 39699, 40100, 44110, 48120, 52932, 60150, 66165, 72180, 79398, 80200, 88220, 90225, 105864, 110275, 120300, 132330, 144360, 158796, 176440, 180450, 198495, 220550, 240600, 264660, 317592, 330825, 360900, 396990, 441100, 529320, 661650, 721800, 793980, 882200, 992475, 1323300, 1587960, 1984950, 2646600, 3969900, 7939800]

約数ペア:

[(1, 7939800), (2, 3969900), (3, 2646600), (4, 1984950), (5, 1587960), (6, 1323300), (8, 992475), (9, 882200), (10, 793980), (11, 721800), (12, 661650), (15, 529320), (18, 441100), (20, 396990), (22, 360900), (24, 330825), (25, 317592), (30, 264660), (33, 240600), (36, 220550), (40, 198495), (44, 180450), (45, 176440), (50, 158796), (55, 144360), (60, 132330), (66, 120300), (72, 110275), (75, 105864), (88, 90225), (90, 88220), (99, 80200), (100, 79398), (110, 72180), (120, 66165), (132, 60150), (150, 52932), (165, 48120), (180, 44110), (198, 40100), (200, 39699), (220, 36090), (225, 35288), (264, 30075), (275, 28872), (300, 26466), (330, 24060), (360, 22055), (396, 20050), (401, 19800), (440, 18045), (450, 17644), (495, 16040), (550, 14436), (600, 13233), (660, 12030), (792, 10025), (802, 9900), (825, 9624), (900, 8822), (990, 8020), (1100, 7218), (1203, 6600), (1320, 6015), (1604, 4950), (1650, 4812), (1800, 4411), (1980, 4010), (2005, 3960), (2200, 3609), (2406, 3300), (2475, 3208)]