128811592

素因数分解:

$2^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:220

約数の個数: 128

約数和(自身を含む): 318528000

約数和(自身を除く): 189716408

約数列:

[1, 2, 4, 7, 8, 13, 14, 23, 26, 28, 46, 49, 52, 56, 91, 92, 98, 104, 157, 161, 182, 184, 196, 299, 314, 322, 343, 364, 392, 598, 628, 637, 644, 686, 728, 1099, 1127, 1196, 1256, 1274, 1288, 1372, 2041, 2093, 2198, 2254, 2392, 2548, 2744, 3611, 4082, 4186, 4396, 4459, 4508, 5096, 7222, 7693, 7889, 8164, 8372, 8792, 8918, 9016, 14287, 14444, 14651, 15386, 15778, 16328, 16744, 17836, 25277, 28574, 28888, 29302, 30772, 31556, 35672, 46943, 50554, 53851, 57148, 58604, 61544, 63112, 93886, 100009, 101108, 102557, 107702, 114296, 117208, 176939, 187772, 200018, 202216, 205114, 215404, 328601, 353878, 375544, 400036, 410228, 430808, 657202, 700063, 707756, 800072, 820456, 1238573, 1314404, 1400126, 1415512, 2300207, 2477146, 2628808, 2800252, 4600414, 4954292, 5600504, 9200828, 9908584, 16101449, 18401656, 32202898, 64405796, 128811592]

約数ペア:

[(1, 128811592), (2, 64405796), (4, 32202898), (7, 18401656), (8, 16101449), (13, 9908584), (14, 9200828), (23, 5600504), (26, 4954292), (28, 4600414), (46, 2800252), (49, 2628808), (52, 2477146), (56, 2300207), (91, 1415512), (92, 1400126), (98, 1314404), (104, 1238573), (157, 820456), (161, 800072), (182, 707756), (184, 700063), (196, 657202), (299, 430808), (314, 410228), (322, 400036), (343, 375544), (364, 353878), (392, 328601), (598, 215404), (628, 205114), (637, 202216), (644, 200018), (686, 187772), (728, 176939), (1099, 117208), (1127, 114296), (1196, 107702), (1256, 102557), (1274, 101108), (1288, 100009), (1372, 93886), (2041, 63112), (2093, 61544), (2198, 58604), (2254, 57148), (2392, 53851), (2548, 50554), (2744, 46943), (3611, 35672), (4082, 31556), (4186, 30772), (4396, 29302), (4459, 28888), (4508, 28574), (5096, 25277), (7222, 17836), (7693, 16744), (7889, 16328), (8164, 15778), (8372, 15386), (8792, 14651), (8918, 14444), (9016, 14287)]