129191120

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:444

約数の個数: 80

約数和(自身を含む): 309623040

約数和(自身を除く): 180431920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 101, 118, 202, 236, 271, 295, 404, 472, 505, 542, 590, 808, 944, 1010, 1084, 1180, 1355, 1616, 2020, 2168, 2360, 2710, 4040, 4336, 4720, 5420, 5959, 8080, 10840, 11918, 15989, 21680, 23836, 27371, 29795, 31978, 47672, 54742, 59590, 63956, 79945, 95344, 109484, 119180, 127912, 136855, 159890, 218968, 238360, 255824, 273710, 319780, 437936, 476720, 547420, 639560, 1094840, 1279120, 1614889, 2189680, 3229778, 6459556, 8074445, 12919112, 16148890, 25838224, 32297780, 64595560, 129191120]

約数ペア:

[(1, 129191120), (2, 64595560), (4, 32297780), (5, 25838224), (8, 16148890), (10, 12919112), (16, 8074445), (20, 6459556), (40, 3229778), (59, 2189680), (80, 1614889), (101, 1279120), (118, 1094840), (202, 639560), (236, 547420), (271, 476720), (295, 437936), (404, 319780), (472, 273710), (505, 255824), (542, 238360), (590, 218968), (808, 159890), (944, 136855), (1010, 127912), (1084, 119180), (1180, 109484), (1355, 95344), (1616, 79945), (2020, 63956), (2168, 59590), (2360, 54742), (2710, 47672), (4040, 31978), (4336, 29795), (4720, 27371), (5420, 23836), (5959, 21680), (8080, 15989), (10840, 11918)]