56485240

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:234

約数の個数: 128

約数和(自身を含む): 155520000

約数和(自身を除く): 99034760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 92, 98, 115, 140, 161, 179, 184, 196, 230, 245, 280, 322, 343, 358, 392, 460, 490, 644, 686, 716, 805, 895, 920, 980, 1127, 1253, 1288, 1372, 1432, 1610, 1715, 1790, 1960, 2254, 2506, 2744, 3220, 3430, 3580, 4117, 4508, 5012, 5635, 6265, 6440, 6860, 7160, 7889, 8234, 8771, 9016, 10024, 11270, 12530, 13720, 15778, 16468, 17542, 20585, 22540, 25060, 28819, 31556, 32936, 35084, 39445, 41170, 43855, 45080, 50120, 57638, 61397, 63112, 70168, 78890, 82340, 87710, 115276, 122794, 144095, 157780, 164680, 175420, 201733, 230552, 245588, 288190, 306985, 315560, 350840, 403466, 491176, 576380, 613970, 806932, 1008665, 1152760, 1227940, 1412131, 1613864, 2017330, 2455880, 2824262, 4034660, 5648524, 7060655, 8069320, 11297048, 14121310, 28242620, 56485240]

約数ペア:

[(1, 56485240), (2, 28242620), (4, 14121310), (5, 11297048), (7, 8069320), (8, 7060655), (10, 5648524), (14, 4034660), (20, 2824262), (23, 2455880), (28, 2017330), (35, 1613864), (40, 1412131), (46, 1227940), (49, 1152760), (56, 1008665), (70, 806932), (92, 613970), (98, 576380), (115, 491176), (140, 403466), (161, 350840), (179, 315560), (184, 306985), (196, 288190), (230, 245588), (245, 230552), (280, 201733), (322, 175420), (343, 164680), (358, 157780), (392, 144095), (460, 122794), (490, 115276), (644, 87710), (686, 82340), (716, 78890), (805, 70168), (895, 63112), (920, 61397), (980, 57638), (1127, 50120), (1253, 45080), (1288, 43855), (1372, 41170), (1432, 39445), (1610, 35084), (1715, 32936), (1790, 31556), (1960, 28819), (2254, 25060), (2506, 22540), (2744, 20585), (3220, 17542), (3430, 16468), (3580, 15778), (4117, 13720), (4508, 12530), (5012, 11270), (5635, 10024), (6265, 9016), (6440, 8771), (6860, 8234), (7160, 7889)]