2181394768

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{2441}}^1$

素因数の和:2636

約数の個数: 80

約数和(自身を含む): 4941826560

約数和(自身を除く): 2760431792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 101, 112, 158, 202, 316, 404, 553, 632, 707, 808, 1106, 1264, 1414, 1616, 2212, 2441, 2828, 4424, 4882, 5656, 7979, 8848, 9764, 11312, 15958, 17087, 19528, 31916, 34174, 39056, 55853, 63832, 68348, 111706, 127664, 136696, 192839, 223412, 246541, 273392, 385678, 446824, 493082, 771356, 893648, 986164, 1349873, 1542712, 1725787, 1972328, 2699746, 3085424, 3451574, 3944656, 5399492, 6903148, 10798984, 13806296, 19476739, 21597968, 27612592, 38953478, 77906956, 136337173, 155813912, 272674346, 311627824, 545348692, 1090697384, 2181394768]

約数ペア:

[(1, 2181394768), (2, 1090697384), (4, 545348692), (7, 311627824), (8, 272674346), (14, 155813912), (16, 136337173), (28, 77906956), (56, 38953478), (79, 27612592), (101, 21597968), (112, 19476739), (158, 13806296), (202, 10798984), (316, 6903148), (404, 5399492), (553, 3944656), (632, 3451574), (707, 3085424), (808, 2699746), (1106, 1972328), (1264, 1725787), (1414, 1542712), (1616, 1349873), (2212, 986164), (2441, 893648), (2828, 771356), (4424, 493082), (4882, 446824), (5656, 385678), (7979, 273392), (8848, 246541), (9764, 223412), (11312, 192839), (15958, 136696), (17087, 127664), (19528, 111706), (31916, 68348), (34174, 63832), (39056, 55853)]