179218480

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:507

約数の個数: 120

約数和(自身を含む): 489812400

約数和(自身を除く): 310593920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 131, 140, 196, 245, 262, 280, 349, 392, 490, 524, 560, 655, 698, 784, 917, 980, 1048, 1310, 1396, 1745, 1834, 1960, 2096, 2443, 2620, 2792, 3490, 3668, 3920, 4585, 4886, 5240, 5584, 6419, 6980, 7336, 9170, 9772, 10480, 12215, 12838, 13960, 14672, 17101, 18340, 19544, 24430, 25676, 27920, 32095, 34202, 36680, 39088, 45719, 48860, 51352, 64190, 68404, 73360, 85505, 91438, 97720, 102704, 128380, 136808, 171010, 182876, 195440, 228595, 256760, 273616, 320033, 342020, 365752, 457190, 513520, 640066, 684040, 731504, 914380, 1280132, 1368080, 1600165, 1828760, 2240231, 2560264, 3200330, 3657520, 4480462, 5120528, 6400660, 8960924, 11201155, 12801320, 17921848, 22402310, 25602640, 35843696, 44804620, 89609240, 179218480]

約数ペア:

[(1, 179218480), (2, 89609240), (4, 44804620), (5, 35843696), (7, 25602640), (8, 22402310), (10, 17921848), (14, 12801320), (16, 11201155), (20, 8960924), (28, 6400660), (35, 5120528), (40, 4480462), (49, 3657520), (56, 3200330), (70, 2560264), (80, 2240231), (98, 1828760), (112, 1600165), (131, 1368080), (140, 1280132), (196, 914380), (245, 731504), (262, 684040), (280, 640066), (349, 513520), (392, 457190), (490, 365752), (524, 342020), (560, 320033), (655, 273616), (698, 256760), (784, 228595), (917, 195440), (980, 182876), (1048, 171010), (1310, 136808), (1396, 128380), (1745, 102704), (1834, 97720), (1960, 91438), (2096, 85505), (2443, 73360), (2620, 68404), (2792, 64190), (3490, 51352), (3668, 48860), (3920, 45719), (4585, 39088), (4886, 36680), (5240, 34202), (5584, 32095), (6419, 27920), (6980, 25676), (7336, 24430), (9170, 19544), (9772, 18340), (10480, 17101), (12215, 14672), (12838, 13960)]