20134501120

素因数分解:

$2^8\times 5^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1\times {\mathrm{547}}^1$

素因数の和:910

約数の個数: 144

約数和(自身を含む): 48892888800

約数和(自身を除く): 28758387680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 149, 160, 193, 256, 298, 320, 386, 547, 596, 640, 745, 772, 965, 1094, 1192, 1280, 1490, 1544, 1930, 2188, 2384, 2735, 2980, 3088, 3860, 4376, 4768, 5470, 5960, 6176, 7720, 8752, 9536, 10940, 11920, 12352, 15440, 17504, 19072, 21880, 23840, 24704, 28757, 30880, 35008, 38144, 43760, 47680, 49408, 57514, 61760, 70016, 81503, 87520, 95360, 105571, 115028, 123520, 140032, 143785, 163006, 175040, 190720, 211142, 230056, 247040, 287570, 326012, 350080, 407515, 422284, 460112, 527855, 575140, 652024, 700160, 815030, 844568, 920224, 1055710, 1150280, 1304048, 1630060, 1689136, 1840448, 2111420, 2300560, 2608096, 3260120, 3378272, 3680896, 4222840, 4601120, 5216192, 6520240, 6756544, 7361792, 8445680, 9202240, 10432384, 13040480, 13513088, 15730079, 16891360, 18404480, 20864768, 26080960, 27026176, 31460158, 33782720, 36808960, 52161920, 62920316, 67565440, 78650395, 104323840, 125840632, 135130880, 157300790, 251681264, 314601580, 503362528, 629203160, 1006725056, 1258406320, 2013450112, 2516812640, 4026900224, 5033625280, 10067250560, 20134501120]

約数ペア:

[(1, 20134501120), (2, 10067250560), (4, 5033625280), (5, 4026900224), (8, 2516812640), (10, 2013450112), (16, 1258406320), (20, 1006725056), (32, 629203160), (40, 503362528), (64, 314601580), (80, 251681264), (128, 157300790), (149, 135130880), (160, 125840632), (193, 104323840), (256, 78650395), (298, 67565440), (320, 62920316), (386, 52161920), (547, 36808960), (596, 33782720), (640, 31460158), (745, 27026176), (772, 26080960), (965, 20864768), (1094, 18404480), (1192, 16891360), (1280, 15730079), (1490, 13513088), (1544, 13040480), (1930, 10432384), (2188, 9202240), (2384, 8445680), (2735, 7361792), (2980, 6756544), (3088, 6520240), (3860, 5216192), (4376, 4601120), (4768, 4222840), (5470, 3680896), (5960, 3378272), (6176, 3260120), (7720, 2608096), (8752, 2300560), (9536, 2111420), (10940, 1840448), (11920, 1689136), (12352, 1630060), (15440, 1304048), (17504, 1150280), (19072, 1055710), (21880, 920224), (23840, 844568), (24704, 815030), (28757, 700160), (30880, 652024), (35008, 575140), (38144, 527855), (43760, 460112), (47680, 422284), (49408, 407515), (57514, 350080), (61760, 326012), (70016, 287570), (81503, 247040), (87520, 230056), (95360, 211142), (105571, 190720), (115028, 175040), (123520, 163006), (140032, 143785)]