217940970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{4079}}^1$

素因数の和:4239

約数の個数: 64

約数和(自身を含む): 567544320

約数和(自身を除く): 349603350

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, 4079, 4110, 5343, 8158, 8905, 10686, 12237, 17810, 20395, 24474, 26715, 40790, 53027, 53430, 61185, 106054, 122370, 159081, 265135, 318162, 530270, 558823, 795405, 1117646, 1590810, 1676469, 2794115, 3352938, 5588230, 7264699, 8382345, 14529398, 16764690, 21794097, 36323495, 43588194, 72646990, 108970485, 217940970]

約数ペア:

[(1, 217940970), (2, 108970485), (3, 72646990), (5, 43588194), (6, 36323495), (10, 21794097), (13, 16764690), (15, 14529398), (26, 8382345), (30, 7264699), (39, 5588230), (65, 3352938), (78, 2794115), (130, 1676469), (137, 1590810), (195, 1117646), (274, 795405), (390, 558823), (411, 530270), (685, 318162), (822, 265135), (1370, 159081), (1781, 122370), (2055, 106054), (3562, 61185), (4079, 53430), (4110, 53027), (5343, 40790), (8158, 26715), (8905, 24474), (10686, 20395), (12237, 17810)]