278316870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{5209}}^1$

素因数の和:5369

約数の個数: 64

約数和(自身を含む): 724731840

約数和(自身を除く): 446414970

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 137, 195, 274, 390, 411, 685, 822, 1370, 1781, 2055, 3562, 4110, 5209, 5343, 8905, 10418, 10686, 15627, 17810, 26045, 26715, 31254, 52090, 53430, 67717, 78135, 135434, 156270, 203151, 338585, 406302, 677170, 713633, 1015755, 1427266, 2031510, 2140899, 3568165, 4281798, 7136330, 9277229, 10704495, 18554458, 21408990, 27831687, 46386145, 55663374, 92772290, 139158435, 278316870]

約数ペア:

[(1, 278316870), (2, 139158435), (3, 92772290), (5, 55663374), (6, 46386145), (10, 27831687), (13, 21408990), (15, 18554458), (26, 10704495), (30, 9277229), (39, 7136330), (65, 4281798), (78, 3568165), (130, 2140899), (137, 2031510), (195, 1427266), (274, 1015755), (390, 713633), (411, 677170), (685, 406302), (822, 338585), (1370, 203151), (1781, 156270), (2055, 135434), (3562, 78135), (4110, 67717), (5209, 53430), (5343, 52090), (8905, 31254), (10418, 26715), (10686, 26045), (15627, 17810)]