208292430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{2647}}^1$

素因数の和:2761

約数の個数: 64

約数和(自身を含む): 520109568

約数和(自身を除く): 311817138

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 61, 86, 122, 129, 183, 215, 258, 305, 366, 430, 610, 645, 915, 1290, 1830, 2623, 2647, 5246, 5294, 7869, 7941, 13115, 13235, 15738, 15882, 26230, 26470, 39345, 39705, 78690, 79410, 113821, 161467, 227642, 322934, 341463, 484401, 569105, 682926, 807335, 968802, 1138210, 1614670, 1707315, 2422005, 3414630, 4844010, 6943081, 13886162, 20829243, 34715405, 41658486, 69430810, 104146215, 208292430]

約数ペア:

[(1, 208292430), (2, 104146215), (3, 69430810), (5, 41658486), (6, 34715405), (10, 20829243), (15, 13886162), (30, 6943081), (43, 4844010), (61, 3414630), (86, 2422005), (122, 1707315), (129, 1614670), (183, 1138210), (215, 968802), (258, 807335), (305, 682926), (366, 569105), (430, 484401), (610, 341463), (645, 322934), (915, 227642), (1290, 161467), (1830, 113821), (2623, 79410), (2647, 78690), (5246, 39705), (5294, 39345), (7869, 26470), (7941, 26230), (13115, 15882), (13235, 15738)]