248304825

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^2\times {\mathrm{1019}}^1$

素因数の和:1076

約数の個数: 72

約数和(自身を含む): 481888800

約数和(自身を除く): 233583975

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 135, 171, 225, 285, 361, 475, 513, 675, 855, 1019, 1083, 1425, 1805, 2565, 3057, 3249, 4275, 5095, 5415, 9025, 9171, 9747, 12825, 15285, 16245, 19361, 25475, 27075, 27513, 45855, 48735, 58083, 76425, 81225, 96805, 137565, 174249, 229275, 243675, 290415, 367859, 484025, 522747, 687825, 871245, 1103577, 1452075, 1839295, 2613735, 3310731, 4356225, 5517885, 9196475, 9932193, 13068675, 16553655, 27589425, 49660965, 82768275, 248304825]

約数ペア:

[(1, 248304825), (3, 82768275), (5, 49660965), (9, 27589425), (15, 16553655), (19, 13068675), (25, 9932193), (27, 9196475), (45, 5517885), (57, 4356225), (75, 3310731), (95, 2613735), (135, 1839295), (171, 1452075), (225, 1103577), (285, 871245), (361, 687825), (475, 522747), (513, 484025), (675, 367859), (855, 290415), (1019, 243675), (1083, 229275), (1425, 174249), (1805, 137565), (2565, 96805), (3057, 81225), (3249, 76425), (4275, 58083), (5095, 48735), (5415, 45855), (9025, 27513), (9171, 27075), (9747, 25475), (12825, 19361), (15285, 16245)]