140209920

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{4057}}^1$

素因数の和:4087

約数の個数: 144

約数和(自身を含む): 497673120

約数和(自身を除く): 357463200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2880, 3456, 3840, 4057, 4320, 5760, 6912, 8114, 8640, 11520, 12171, 16228, 17280, 20285, 24342, 32456, 34560, 36513, 40570, 48684, 60855, 64912, 73026, 81140, 97368, 109539, 121710, 129824, 146052, 162280, 182565, 194736, 219078, 243420, 259648, 292104, 324560, 365130, 389472, 438156, 486840, 519296, 547695, 584208, 649120, 730260, 778944, 876312, 973680, 1038592, 1095390, 1168416, 1298240, 1460520, 1557888, 1752624, 1947360, 2190780, 2336832, 2596480, 2921040, 3115776, 3505248, 3894720, 4381560, 4673664, 5192960, 5842080, 7010496, 7789440, 8763120, 9347328, 11684160, 14020992, 15578880, 17526240, 23368320, 28041984, 35052480, 46736640, 70104960, 140209920]

約数ペア:

[(1, 140209920), (2, 70104960), (3, 46736640), (4, 35052480), (5, 28041984), (6, 23368320), (8, 17526240), (9, 15578880), (10, 14020992), (12, 11684160), (15, 9347328), (16, 8763120), (18, 7789440), (20, 7010496), (24, 5842080), (27, 5192960), (30, 4673664), (32, 4381560), (36, 3894720), (40, 3505248), (45, 3115776), (48, 2921040), (54, 2596480), (60, 2336832), (64, 2190780), (72, 1947360), (80, 1752624), (90, 1557888), (96, 1460520), (108, 1298240), (120, 1168416), (128, 1095390), (135, 1038592), (144, 973680), (160, 876312), (180, 778944), (192, 730260), (216, 649120), (240, 584208), (256, 547695), (270, 519296), (288, 486840), (320, 438156), (360, 389472), (384, 365130), (432, 324560), (480, 292104), (540, 259648), (576, 243420), (640, 219078), (720, 194736), (768, 182565), (864, 162280), (960, 146052), (1080, 129824), (1152, 121710), (1280, 109539), (1440, 97368), (1728, 81140), (1920, 73026), (2160, 64912), (2304, 60855), (2880, 48684), (3456, 40570), (3840, 36513), (4057, 34560), (4320, 32456), (5760, 24342), (6912, 20285), (8114, 17280), (8640, 16228), (11520, 12171)]