179878720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{613}}^1$

素因数の和:768

約数の個数: 112

約数和(自身を含む): 494068608

約数和(自身を除く): 314189888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 131, 140, 160, 224, 262, 280, 320, 448, 524, 560, 613, 655, 917, 1048, 1120, 1226, 1310, 1834, 2096, 2240, 2452, 2620, 3065, 3668, 4192, 4291, 4585, 4904, 5240, 6130, 7336, 8384, 8582, 9170, 9808, 10480, 12260, 14672, 17164, 18340, 19616, 20960, 21455, 24520, 29344, 34328, 36680, 39232, 41920, 42910, 49040, 58688, 68656, 73360, 80303, 85820, 98080, 137312, 146720, 160606, 171640, 196160, 274624, 293440, 321212, 343280, 401515, 562121, 642424, 686560, 803030, 1124242, 1284848, 1373120, 1606060, 2248484, 2569696, 2810605, 3212120, 4496968, 5139392, 5621210, 6424240, 8993936, 11242420, 12848480, 17987872, 22484840, 25696960, 35975744, 44969680, 89939360, 179878720]

約数ペア:

[(1, 179878720), (2, 89939360), (4, 44969680), (5, 35975744), (7, 25696960), (8, 22484840), (10, 17987872), (14, 12848480), (16, 11242420), (20, 8993936), (28, 6424240), (32, 5621210), (35, 5139392), (40, 4496968), (56, 3212120), (64, 2810605), (70, 2569696), (80, 2248484), (112, 1606060), (131, 1373120), (140, 1284848), (160, 1124242), (224, 803030), (262, 686560), (280, 642424), (320, 562121), (448, 401515), (524, 343280), (560, 321212), (613, 293440), (655, 274624), (917, 196160), (1048, 171640), (1120, 160606), (1226, 146720), (1310, 137312), (1834, 98080), (2096, 85820), (2240, 80303), (2452, 73360), (2620, 68656), (3065, 58688), (3668, 49040), (4192, 42910), (4291, 41920), (4585, 39232), (4904, 36680), (5240, 34328), (6130, 29344), (7336, 24520), (8384, 21455), (8582, 20960), (9170, 19616), (9808, 18340), (10480, 17164), (12260, 14672)]