131998720

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:188

約数の個数: 176

約数和(自身を含む): 377303040

約数和(自身を除く): 245304320

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, 256, 280, 290, 320, 406, 448, 464, 508, 512, 560, 580, 635, 640, 812, 889, 896, 928, 1015, 1016, 1024, 1120, 1160, 1270, 1280, 1624, 1778, 1792, 1856, 2030, 2032, 2240, 2320, 2540, 2560, 3248, 3556, 3584, 3683, 3712, 4060, 4064, 4445, 4480, 4640, 5080, 5120, 6496, 7112, 7168, 7366, 7424, 8120, 8128, 8890, 8960, 9280, 10160, 12992, 14224, 14732, 14848, 16240, 16256, 17780, 17920, 18415, 18560, 20320, 25781, 25984, 28448, 29464, 29696, 32480, 32512, 35560, 35840, 36830, 37120, 40640, 51562, 51968, 56896, 58928, 64960, 65024, 71120, 73660, 74240, 81280, 103124, 103936, 113792, 117856, 128905, 129920, 130048, 142240, 147320, 148480, 162560, 206248, 207872, 227584, 235712, 257810, 259840, 284480, 294640, 325120, 412496, 455168, 471424, 515620, 519680, 568960, 589280, 650240, 824992, 910336, 942848, 1031240, 1039360, 1137920, 1178560, 1649984, 1885696, 2062480, 2275840, 2357120, 3299968, 3771392, 4124960, 4551680, 4714240, 6599936, 8249920, 9428480, 13199872, 16499840, 18856960, 26399744, 32999680, 65999360, 131998720]

約数ペア:

[(1, 131998720), (2, 65999360), (4, 32999680), (5, 26399744), (7, 18856960), (8, 16499840), (10, 13199872), (14, 9428480), (16, 8249920), (20, 6599936), (28, 4714240), (29, 4551680), (32, 4124960), (35, 3771392), (40, 3299968), (56, 2357120), (58, 2275840), (64, 2062480), (70, 1885696), (80, 1649984), (112, 1178560), (116, 1137920), (127, 1039360), (128, 1031240), (140, 942848), (145, 910336), (160, 824992), (203, 650240), (224, 589280), (232, 568960), (254, 519680), (256, 515620), (280, 471424), (290, 455168), (320, 412496), (406, 325120), (448, 294640), (464, 284480), (508, 259840), (512, 257810), (560, 235712), (580, 227584), (635, 207872), (640, 206248), (812, 162560), (889, 148480), (896, 147320), (928, 142240), (1015, 130048), (1016, 129920), (1024, 128905), (1120, 117856), (1160, 113792), (1270, 103936), (1280, 103124), (1624, 81280), (1778, 74240), (1792, 73660), (1856, 71120), (2030, 65024), (2032, 64960), (2240, 58928), (2320, 56896), (2540, 51968), (2560, 51562), (3248, 40640), (3556, 37120), (3584, 36830), (3683, 35840), (3712, 35560), (4060, 32512), (4064, 32480), (4445, 29696), (4480, 29464), (4640, 28448), (5080, 25984), (5120, 25781), (6496, 20320), (7112, 18560), (7168, 18415), (7366, 17920), (7424, 17780), (8120, 16256), (8128, 16240), (8890, 14848), (8960, 14732), (9280, 14224), (10160, 12992)]