55284680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:447

約数の個数: 128

約数和(自身を含む): 151632000

約数和(自身を除く): 96347320

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 85, 88, 95, 110, 136, 152, 170, 187, 190, 209, 220, 323, 340, 374, 380, 389, 418, 440, 646, 680, 748, 760, 778, 836, 935, 1045, 1292, 1496, 1556, 1615, 1672, 1870, 1945, 2090, 2584, 3112, 3230, 3553, 3740, 3890, 4180, 4279, 6460, 6613, 7106, 7391, 7480, 7780, 8360, 8558, 12920, 13226, 14212, 14782, 15560, 17116, 17765, 21395, 26452, 28424, 29564, 33065, 34232, 35530, 36955, 42790, 52904, 59128, 66130, 71060, 72743, 73910, 81301, 85580, 125647, 132260, 142120, 145486, 147820, 162602, 171160, 251294, 264520, 290972, 295640, 325204, 363715, 406505, 502588, 581944, 628235, 650408, 727430, 813010, 1005176, 1256470, 1382117, 1454860, 1626020, 2512940, 2764234, 2909720, 3252040, 5025880, 5528468, 6910585, 11056936, 13821170, 27642340, 55284680]

約数ペア:

[(1, 55284680), (2, 27642340), (4, 13821170), (5, 11056936), (8, 6910585), (10, 5528468), (11, 5025880), (17, 3252040), (19, 2909720), (20, 2764234), (22, 2512940), (34, 1626020), (38, 1454860), (40, 1382117), (44, 1256470), (55, 1005176), (68, 813010), (76, 727430), (85, 650408), (88, 628235), (95, 581944), (110, 502588), (136, 406505), (152, 363715), (170, 325204), (187, 295640), (190, 290972), (209, 264520), (220, 251294), (323, 171160), (340, 162602), (374, 147820), (380, 145486), (389, 142120), (418, 132260), (440, 125647), (646, 85580), (680, 81301), (748, 73910), (760, 72743), (778, 71060), (836, 66130), (935, 59128), (1045, 52904), (1292, 42790), (1496, 36955), (1556, 35530), (1615, 34232), (1672, 33065), (1870, 29564), (1945, 28424), (2090, 26452), (2584, 21395), (3112, 17765), (3230, 17116), (3553, 15560), (3740, 14782), (3890, 14212), (4180, 13226), (4279, 12920), (6460, 8558), (6613, 8360), (7106, 7780), (7391, 7480)]