160722720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{467}}^1$

素因数の和:727

約数の個数: 144

約数和(自身を含む): 551940480

約数和(自身を除く): 391217760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 239, 240, 288, 360, 467, 478, 480, 717, 720, 934, 956, 1195, 1401, 1434, 1440, 1868, 1912, 2151, 2335, 2390, 2802, 2868, 3585, 3736, 3824, 4203, 4302, 4670, 4780, 5604, 5736, 7005, 7170, 7472, 7648, 8406, 8604, 9340, 9560, 10755, 11208, 11472, 14010, 14340, 14944, 16812, 17208, 18680, 19120, 21015, 21510, 22416, 22944, 28020, 28680, 33624, 34416, 37360, 38240, 42030, 43020, 44832, 56040, 57360, 67248, 68832, 74720, 84060, 86040, 111613, 112080, 114720, 134496, 168120, 172080, 223226, 224160, 334839, 336240, 344160, 446452, 558065, 669678, 672480, 892904, 1004517, 1116130, 1339356, 1674195, 1785808, 2009034, 2232260, 2678712, 3348390, 3571616, 4018068, 4464520, 5022585, 5357424, 6696780, 8036136, 8929040, 10045170, 10714848, 13393560, 16072272, 17858080, 20090340, 26787120, 32144544, 40180680, 53574240, 80361360, 160722720]

約数ペア:

[(1, 160722720), (2, 80361360), (3, 53574240), (4, 40180680), (5, 32144544), (6, 26787120), (8, 20090340), (9, 17858080), (10, 16072272), (12, 13393560), (15, 10714848), (16, 10045170), (18, 8929040), (20, 8036136), (24, 6696780), (30, 5357424), (32, 5022585), (36, 4464520), (40, 4018068), (45, 3571616), (48, 3348390), (60, 2678712), (72, 2232260), (80, 2009034), (90, 1785808), (96, 1674195), (120, 1339356), (144, 1116130), (160, 1004517), (180, 892904), (239, 672480), (240, 669678), (288, 558065), (360, 446452), (467, 344160), (478, 336240), (480, 334839), (717, 224160), (720, 223226), (934, 172080), (956, 168120), (1195, 134496), (1401, 114720), (1434, 112080), (1440, 111613), (1868, 86040), (1912, 84060), (2151, 74720), (2335, 68832), (2390, 67248), (2802, 57360), (2868, 56040), (3585, 44832), (3736, 43020), (3824, 42030), (4203, 38240), (4302, 37360), (4670, 34416), (4780, 33624), (5604, 28680), (5736, 28020), (7005, 22944), (7170, 22416), (7472, 21510), (7648, 21015), (8406, 19120), (8604, 18680), (9340, 17208), (9560, 16812), (10755, 14944), (11208, 14340), (11472, 14010)]