28218360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2081}}^1$

素因数の和:2208

約数の個数: 64

約数和(自身を含む): 85445280

約数和(自身を除く): 57226920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 113, 120, 226, 339, 452, 565, 678, 904, 1130, 1356, 1695, 2081, 2260, 2712, 3390, 4162, 4520, 6243, 6780, 8324, 10405, 12486, 13560, 16648, 20810, 24972, 31215, 41620, 49944, 62430, 83240, 124860, 235153, 249720, 470306, 705459, 940612, 1175765, 1410918, 1881224, 2351530, 2821836, 3527295, 4703060, 5643672, 7054590, 9406120, 14109180, 28218360]

約数ペア:

[(1, 28218360), (2, 14109180), (3, 9406120), (4, 7054590), (5, 5643672), (6, 4703060), (8, 3527295), (10, 2821836), (12, 2351530), (15, 1881224), (20, 1410918), (24, 1175765), (30, 940612), (40, 705459), (60, 470306), (113, 249720), (120, 235153), (226, 124860), (339, 83240), (452, 62430), (565, 49944), (678, 41620), (904, 31215), (1130, 24972), (1356, 20810), (1695, 16648), (2081, 13560), (2260, 12486), (2712, 10405), (3390, 8324), (4162, 6780), (4520, 6243)]