21855377040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{3571}}^1\times {\mathrm{3643}}^1$

素因数の和:7237

約数の個数: 160

約数和(自身を含む): 77473422336

約数和(自身を除く): 55618045296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 3571, 3643, 7142, 7286, 10713, 10929, 14284, 14572, 17855, 18215, 21426, 21858, 24997, 25501, 28568, 29144, 35710, 36430, 42852, 43716, 49994, 51002, 53565, 54645, 57136, 58288, 71420, 72860, 74991, 76503, 85704, 87432, 99988, 102004, 107130, 109290, 124985, 127505, 142840, 145720, 149982, 153006, 171408, 174864, 199976, 204008, 214260, 218580, 249970, 255010, 285680, 291440, 299964, 306012, 374955, 382515, 399952, 408016, 428520, 437160, 499940, 510020, 599928, 612024, 749910, 765030, 857040, 874320, 999880, 1020040, 1199856, 1224048, 1499820, 1530060, 1999760, 2040080, 2999640, 3060120, 5999280, 6120240, 13009153, 26018306, 39027459, 52036612, 65045765, 78054918, 91064071, 104073224, 130091530, 156109836, 182128142, 195137295, 208146448, 260183060, 273192213, 312219672, 364256284, 390274590, 455320355, 520366120, 546384426, 624439344, 728512568, 780549180, 910640710, 1040732240, 1092768852, 1365961065, 1457025136, 1561098360, 1821281420, 2185537704, 2731922130, 3122196720, 3642562840, 4371075408, 5463844260, 7285125680, 10927688520, 21855377040]

約数ペア:

[(1, 21855377040), (2, 10927688520), (3, 7285125680), (4, 5463844260), (5, 4371075408), (6, 3642562840), (7, 3122196720), (8, 2731922130), (10, 2185537704), (12, 1821281420), (14, 1561098360), (15, 1457025136), (16, 1365961065), (20, 1092768852), (21, 1040732240), (24, 910640710), (28, 780549180), (30, 728512568), (35, 624439344), (40, 546384426), (42, 520366120), (48, 455320355), (56, 390274590), (60, 364256284), (70, 312219672), (80, 273192213), (84, 260183060), (105, 208146448), (112, 195137295), (120, 182128142), (140, 156109836), (168, 130091530), (210, 104073224), (240, 91064071), (280, 78054918), (336, 65045765), (420, 52036612), (560, 39027459), (840, 26018306), (1680, 13009153), (3571, 6120240), (3643, 5999280), (7142, 3060120), (7286, 2999640), (10713, 2040080), (10929, 1999760), (14284, 1530060), (14572, 1499820), (17855, 1224048), (18215, 1199856), (21426, 1020040), (21858, 999880), (24997, 874320), (25501, 857040), (28568, 765030), (29144, 749910), (35710, 612024), (36430, 599928), (42852, 510020), (43716, 499940), (49994, 437160), (51002, 428520), (53565, 408016), (54645, 399952), (57136, 382515), (58288, 374955), (71420, 306012), (72860, 299964), (74991, 291440), (76503, 285680), (85704, 255010), (87432, 249970), (99988, 218580), (102004, 214260), (107130, 204008), (109290, 199976), (124985, 174864), (127505, 171408), (142840, 153006), (145720, 149982)]