16499840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:182

約数の個数: 128

約数和(自身を含む): 47001600

約数和(自身を除く): 30501760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 127, 128, 140, 145, 160, 203, 224, 232, 254, 280, 290, 320, 406, 448, 464, 508, 560, 580, 635, 640, 812, 889, 896, 928, 1015, 1016, 1120, 1160, 1270, 1624, 1778, 1856, 2030, 2032, 2240, 2320, 2540, 3248, 3556, 3683, 3712, 4060, 4064, 4445, 4480, 4640, 5080, 6496, 7112, 7366, 8120, 8128, 8890, 9280, 10160, 12992, 14224, 14732, 16240, 16256, 17780, 18415, 18560, 20320, 25781, 25984, 28448, 29464, 32480, 35560, 36830, 40640, 51562, 56896, 58928, 64960, 71120, 73660, 81280, 103124, 113792, 117856, 128905, 129920, 142240, 147320, 206248, 235712, 257810, 284480, 294640, 412496, 471424, 515620, 568960, 589280, 824992, 1031240, 1178560, 1649984, 2062480, 2357120, 3299968, 4124960, 8249920, 16499840]

約数ペア:

[(1, 16499840), (2, 8249920), (4, 4124960), (5, 3299968), (7, 2357120), (8, 2062480), (10, 1649984), (14, 1178560), (16, 1031240), (20, 824992), (28, 589280), (29, 568960), (32, 515620), (35, 471424), (40, 412496), (56, 294640), (58, 284480), (64, 257810), (70, 235712), (80, 206248), (112, 147320), (116, 142240), (127, 129920), (128, 128905), (140, 117856), (145, 113792), (160, 103124), (203, 81280), (224, 73660), (232, 71120), (254, 64960), (280, 58928), (290, 56896), (320, 51562), (406, 40640), (448, 36830), (464, 35560), (508, 32480), (560, 29464), (580, 28448), (635, 25984), (640, 25781), (812, 20320), (889, 18560), (896, 18415), (928, 17780), (1015, 16256), (1016, 16240), (1120, 14732), (1160, 14224), (1270, 12992), (1624, 10160), (1778, 9280), (1856, 8890), (2030, 8128), (2032, 8120), (2240, 7366), (2320, 7112), (2540, 6496), (3248, 5080), (3556, 4640), (3683, 4480), (3712, 4445), (4060, 4064)]