144663680

素因数分解:

$2^7\times 5^1\times 7^3\times {\mathrm{659}}^1$

素因数の和:699

約数の個数: 128

約数和(自身を含む): 403920000

約数和(自身を除く): 259256320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 343, 392, 448, 490, 560, 640, 659, 686, 784, 896, 980, 1120, 1318, 1372, 1568, 1715, 1960, 2240, 2636, 2744, 3136, 3295, 3430, 3920, 4480, 4613, 5272, 5488, 6272, 6590, 6860, 7840, 9226, 10544, 10976, 13180, 13720, 15680, 18452, 21088, 21952, 23065, 26360, 27440, 31360, 32291, 36904, 42176, 43904, 46130, 52720, 54880, 64582, 73808, 84352, 92260, 105440, 109760, 129164, 147616, 161455, 184520, 210880, 219520, 226037, 258328, 295232, 322910, 369040, 421760, 452074, 516656, 590464, 645820, 738080, 904148, 1033312, 1130185, 1291640, 1476160, 1808296, 2066624, 2260370, 2583280, 2952320, 3616592, 4133248, 4520740, 5166560, 7233184, 9041480, 10333120, 14466368, 18082960, 20666240, 28932736, 36165920, 72331840, 144663680]

約数ペア:

[(1, 144663680), (2, 72331840), (4, 36165920), (5, 28932736), (7, 20666240), (8, 18082960), (10, 14466368), (14, 10333120), (16, 9041480), (20, 7233184), (28, 5166560), (32, 4520740), (35, 4133248), (40, 3616592), (49, 2952320), (56, 2583280), (64, 2260370), (70, 2066624), (80, 1808296), (98, 1476160), (112, 1291640), (128, 1130185), (140, 1033312), (160, 904148), (196, 738080), (224, 645820), (245, 590464), (280, 516656), (320, 452074), (343, 421760), (392, 369040), (448, 322910), (490, 295232), (560, 258328), (640, 226037), (659, 219520), (686, 210880), (784, 184520), (896, 161455), (980, 147616), (1120, 129164), (1318, 109760), (1372, 105440), (1568, 92260), (1715, 84352), (1960, 73808), (2240, 64582), (2636, 54880), (2744, 52720), (3136, 46130), (3295, 43904), (3430, 42176), (3920, 36904), (4480, 32291), (4613, 31360), (5272, 27440), (5488, 26360), (6272, 23065), (6590, 21952), (6860, 21088), (7840, 18452), (9226, 15680), (10544, 13720), (10976, 13180)]